California's telecommunications industry is vital for communication infrastructure and innovation. It comprises various companies, including mobile carriers, internet service providers, and specialized tech firms that offer diverse solutions, from fiber-optic internet to mobile data services. The sector is increasingly adopting technologies like 5G and is shifting towards enhanced connectivity through satellite and IoT applications. With an ever-growing demand for reliable communication and data solutions, the industry is expected to see significant investments and advances, particularly in underserved areas. The focus on accessibility and new technology is key for its ongoing evolution.


The companies listed vary significantly in size, with employee counts ranging from small teams to thousands, headquartered across California cities like Los Angeles, Irvine, and San Francisco. Founded between 1987 and 2017, these firms specialize in areas such as mobile phone services, high-speed internet, and tailored telecommunications solutions. Many are private entities, innovating in response to growing market demands. This list showcases companies that not only meet critical consumer needs but also contribute to smooth communications in various sectors.


Continue reading to discover the top telecommunications companies in California.


Top 21 Telecommunications Companies in California


1. Boost Mobile Select Retailer

  • Website: boostmobile.com
  • Ownership type: Corporate
  • Headquarters: Irvine, California, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Latest funding: $1.4B, July 2020
  • Founded year: 2000
  • Headcount: 51-200
  • LinkedIn: boost-mobile-select-retailer

Boost Mobile Select Retailer, founded in 2000 and based in Irvine, California, is a telecommunications provider specializing in mobile phone services and devices. The company is known for its commitment to affordability, offering various unlimited talk, text, and data plans without the burden of contracts. This flexibility allows customers to choose plans that suit their needs without long-term commitments. Boost Mobile's offerings include a range of mobile devices, and they have established a reputation for providing significant savings on popular smartphones. The company operates entirely within the United States and has received substantial funding, totaling $1.4 billion in July 2020, which underscores its potential for growth and innovation in the competitive telecommunications market.


2. Race Communications

  • Website: race.com
  • Ownership type: Private Equity
  • Headquarters: South San Francisco, California, United States (USA)
  • Employee distribution: United States (USA) 98%, Other 2%
  • Latest funding: Other (Debt), $125.0M, September 2024
  • Founded year: 1994
  • Headcount: 51-200
  • LinkedIn: race-communications

Race Communications, founded in 1994 and based in South San Francisco, California, is a telecommunications provider specializing in high-speed fiber-optic internet, phone services, and television packages. The company primarily serves residential and business customers, focusing on areas that have historically been underserved by larger carriers. Race Communications is dedicated to improving connectivity in these communities, often collaborating with the California Public Utilities Commission and various non-profit organizations to enhance broadband access. Their fiber network is designed to offer reliable, high-speed internet with no data caps, ensuring that customers can enjoy seamless connectivity. Recently, the company secured $125 million in funding, which underscores its growth trajectory and commitment to expanding its services. Race Communications aims to provide exceptional customer service and innovative solutions, making it a notable player in the telecommunications sector.


3. Orange Silicon Valley


Orange Silicon Valley, founded in 1999 and based in San Francisco, California, operates as a private subsidiary of Orange S.A. This company specializes in telecommunications and technology services, offering a range of digital solutions that include internet and mobile connectivity. With a workforce of around 34 employees, Orange Silicon Valley is dedicated to research and development in innovative technologies. Their focus spans various areas such as artificial intelligence, data management, and the Internet of Things. They engage with both businesses and consumers, providing essential services that enhance communication and access to digital solutions. Through their research initiatives, they aim to address the challenges and opportunities presented by new technologies, ensuring they remain relevant in the fast-evolving telecommunications landscape.


4. Pacific Bell Telephone Company


Pacific Bell Telephone Company, based in San Francisco, California, is a telecommunications provider that operates as part of AT&T. Founded in 1906, it has a long history in the industry, primarily serving customers in California. The company offers a range of services, including wireless communication, internet and fiber services, and business solutions. As part of AT&T, Pacific Bell plays a role in delivering connectivity and information access to individuals, businesses, and public sector organizations. The company is committed to enhancing broadband access and affordability, addressing digital literacy, and supporting community initiatives. Its operations are fully integrated into AT&T's extensive network and service offerings, which include advanced technologies like 5G and disaster recovery solutions.


5. Canadian Wireless


Canadian Wireless Communications Inc. is a private telecommunications company based in Modesto, California, with a strong operational focus in Ontario, Canada. Founded in 1994, the company has built a reputation for providing wireless communication solutions and mobile device management services tailored to the needs of various business sectors. With a workforce of approximately 110 employees, Canadian Wireless has grown to become one of the largest retail Bell dealerships in Ontario, operating 14 retail locations and two corporate offices. Their service offerings include wireless network solutions, mobile devices, tracking capabilities, and resource management, catering to industries such as utilities, healthcare, education, and transportation. The company prides itself on delivering exceptional customer service and has received multiple awards from Bell for its performance in sales and customer satisfaction.


6. Telecom Worldwide


Telecom Worldwide, founded in 1995 and based in Mission Viejo, California, is a private telecommunications company that specializes in providing voice and data services on a global scale. With a team of 11 to 50 employees, the company has built a reputation for delivering customized telecommunications solutions to businesses across various sectors. Telecom Worldwide collaborates with more than 20 Tier 1 carriers, enabling it to offer a wide range of services that help clients manage their telecommunications costs effectively. In addition to its core offerings, the company is also involved in sustainable energy solutions, further enhancing its service portfolio. Telecom Worldwide's commitment to customer satisfaction is evident in its testimonials, where clients have reported significant savings and improved service efficiency through its recommendations and audits.


7. IKANO Communications, Inc.

  • Website: ikano.com
  • Ownership type: Corporate
  • Headquarters: Los Angeles, California, United States (USA)
  • Employee distribution: Luxembourg 100%
  • Latest funding: February 2015
  • Founded year: 1999
  • Headcount: 201-500
  • LinkedIn: ikano-communications-inc

IKANO Communications, Inc., founded in 1999 and based in Los Angeles, California, specializes in hosted voice services and broadband internet access. The company operates through its brands, Broadvoice and DSL Extreme, which serve both consumer and business markets. IKANO has built a reputation for high-quality customer service, with support operations based in the United States. The company has a history of strategic acquisitions, including the purchase of DSL Extreme, which has allowed it to expand its service offerings significantly. IKANO collaborates with major technology partners such as AT&T and Verizon, enhancing its service capabilities. The company has also been recognized for its growth, with Broadvoice ranking on Deloitte's Technology Fast 500 list, reflecting its competitive position in the telecommunications industry.


8. Skylo

  • Website: skylo.tech
  • Ownership type: Venture Capital
  • Headquarters: Mountain View, California, United States (USA)
  • Employee distribution: United States (USA) 54%, India 22%, Finland 20%, Other 4%
  • Latest funding: $30.0M, February 2025
  • Founded year: 2017
  • Headcount: 51-200
  • LinkedIn: skylotech

Skylo Technologies, founded in 2017 and based in Mountain View, California, is a telecommunications company that provides satellite connectivity solutions tailored for Internet of Things (IoT) applications. The company focuses on serving industries that operate in remote locations, such as oil and gas, agriculture, and maritime, where traditional cellular networks are often unavailable. Skylo partners with established satellite operators to deliver its services, ensuring that businesses can maintain constant communication and data transmission. Their technology is built on the latest cellular industry standards, allowing for seamless integration with existing devices without the need for additional hardware. Recently, Skylo secured $30 million in funding, which underscores investor confidence in their innovative approach to satellite connectivity. The company is committed to expanding its coverage and enhancing its service offerings, making it a notable player in the telecommunications industry.


9. Sprint Store by Arch Telecom

  • Website: archtelecom.net
  • Ownership type: Private
  • Headquarters: Anaheim, California, United States (USA)
  • Founded year: 2011
  • Headcount: 501-1000
  • LinkedIn: arch-telecom-inc-

Sprint Store by Arch Telecom, founded in 2011, is a private wireless telecommunications company based in Anaheim, California. With a workforce of approximately 214 employees, Arch Telecom operates around 225 stores across 31 states, providing mobile technology solutions that keep customers connected. The company emphasizes a strong commitment to employee development, community outreach, and customer satisfaction. Arch Telecom has been recognized as a Great Place to Work in 2022 and 2023, reflecting its focus on creating a positive work environment. Their initiatives include various community support programs, such as participation in breast cancer awareness events and assistance for the homeless. Arch Telecom aims to enhance customer experience while expanding its footprint in the telecommunications market, aspiring to own 500 stores by 2025.


10. ITC Service Group

  • Website: callitc.com
  • Ownership type: Private
  • Headquarters: Citrus Heights, California, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1999
  • Headcount: 501-1000
  • LinkedIn: itc-service-group-inc.

ITC Service Group, based in Citrus Heights, California, is a private telecommunications service provider founded in 1999. The company specializes in a range of services including design, broadband, wireless, and staffing solutions tailored for the telecommunications and information communications technology sectors. ITC has built a reputation for delivering effective communication infrastructure solutions to a variety of clients, including many Fortune 500 companies. With a workforce of approximately 335 employees, ITC operates nationwide, ensuring that it can meet the needs of its clients across different regions. The company was acquired by America Fujikura Limited (AFL) in 2019, which has helped enhance its service offerings and operational capabilities. ITC's commitment to quality and customer satisfaction is evident in its structured approach to service delivery, which includes thorough training for its technicians and a focus on client relationships.


11. GeoLinks

  • Website: geolinks.com
  • Ownership type: Private Equity
  • Headquarters: Camarillo, California, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Latest funding: June 2023
  • Founded year: 2011
  • Headcount: 51-200
  • LinkedIn: geolinks-usa

GeoLinks, founded in 2011 and based in Camarillo, California, is a private equity-backed internet service provider specializing in high-speed internet and telecommunications solutions. The company offers a range of services, including ClearFiber, Flexible FiberOptic, and temporary internet circuits, catering to businesses, residential customers, and government entities. GeoLinks is recognized for its commitment to providing dedicated internet access and managed services, ensuring reliable connectivity and support for its clients. With a workforce of approximately 105 employees, the company has positioned itself as one of the fastest-growing ISPs in America, focusing on customer satisfaction and tailored solutions to meet specific connectivity needs.


12. TruConnect

  • Website: truconnect.com
  • Ownership type: Private
  • Headquarters: Los Angeles, California, United States (USA)
  • Employee distribution: United States (USA) 63%, India 31%, Puerto Rico 4%, Other 2%
  • Latest funding: Other (Debt), June 2012
  • Founded year: 2011
  • Headcount: 201-500
  • LinkedIn: truconnect-mobile

TruConnect, founded in 2011 and based in Los Angeles, California, is a private telecommunications provider that specializes in mobile data plans and prepaid cell phone services. The company primarily serves individuals and families who qualify for government assistance programs, offering them affordable connectivity solutions. As a mobile virtual network operator, TruConnect leverages the networks of major carriers like T-Mobile and Verizon to deliver its services. The company is particularly known for its Lifeline and Affordable Connectivity Program (ACP) offerings, which provide free or low-cost phone plans to eligible customers. With a workforce of approximately 401 employees, TruConnect has established itself as a significant player in the telecommunications industry, focusing on inclusivity and accessibility for those in need.


13. Skyroam

  • Website: skyroam.com
  • Ownership type: Venture Capital
  • Headquarters: San Francisco, California, United States (USA)
  • Latest funding: Series C, $20.0M, September 2019
  • Founded year: 2008
  • Headcount: 51-200
  • LinkedIn: skyroam

Skyroam, founded in 2008 and based in San Francisco, California, is a telecommunications company that focuses on providing mobile internet solutions. The company offers a range of products, including the Solis 5G Hotspot and Solis Lite Hotspot, which are designed to cater to the needs of travelers and remote workers. With a presence in over 135 countries, Skyroam enables users to stay connected without the hassle of local SIM cards. Their innovative Lifetime Data Plan provides users with 1GB of global data every month, ensuring seamless internet access. Skyroam has received significant funding, including a Series C round of $20 million in September 2019, which underscores its growth potential and commitment to expanding its services in the telecommunications industry.


14. Mobilitie

  • Website: mobilitie.com
  • Ownership type: Corporate
  • Headquarters: Newport Beach, California, United States (USA)
  • Latest funding: June 2021
  • Founded year: 2005
  • Headcount: 501-1000
  • LinkedIn: mobilitie

Mobilitie, now operating under the name Boldyn Networks, is a telecommunications company based in Newport Beach, California. Founded in 2005, the company has grown to employ between 501 and 1000 individuals. Boldyn Networks specializes in advanced network connectivity solutions, offering a range of services that include network solutions, private networks, IoT applications, and fibre services. They serve various sectors such as government, healthcare, transportation, and logistics, focusing on enhancing connectivity and enabling smart technologies. The company has recently expanded its portfolio through the acquisition of the Cellnex Private Networks business, positioning itself as a key player in the private networks market. Their commitment to providing high-performance connectivity solutions reflects their relevance in the telecommunications industry.


15. Red Pocket Mobile

  • Website: redpocket.com
  • Ownership type: Corporate
  • Headquarters: Thousand Oaks, California, United States (USA)
  • Employee distribution: United States (USA) 92%, Guatemala 8%
  • Latest funding: July 2006
  • Founded year: 2006
  • Headcount: 51-200
  • LinkedIn: red-pocket-mobile

Red Pocket Mobile, based in Thousand Oaks, California, is a telecommunications provider that specializes in offering a variety of mobile phone plans. Established in 2006, the company primarily serves consumers seeking affordable and flexible mobile solutions. Red Pocket operates as a mobile virtual network operator (MVNO), reselling services from major networks, which allows it to provide competitive pricing without the overhead of maintaining its own infrastructure. The company emphasizes customer service, promising quick access to real people for support in multiple languages. Their plans include features such as international calling and data services, appealing to a broad audience. Red Pocket Mobile has not reported any recent funding, indicating a stable operational model since its inception.


16. DigitalPath, Inc.

  • Website: digitalpath.net
  • Ownership type: Venture Capital
  • Headquarters: Chico, California, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Latest funding: $1.8M, January 2012
  • Founded year: 2002
  • Headcount: 51-200
  • LinkedIn: digitalpath-inc

DigitalPath, Inc. is a wireless internet service provider based in Chico, California, established in 2002. The company specializes in offering high-speed internet solutions tailored for both residential and business clients, particularly in Northern and Central California. DigitalPath aims to bridge the connectivity gap in regions that are often neglected by larger, traditional internet service providers. Their services include unlimited data plans without hidden fees, and they pride themselves on providing local technical support from trained technicians based in Chico. DigitalPath has also received funding, amounting to over $1.7 million, which indicates investor confidence in their business model and growth potential. The company continues to expand its coverage area, making strides to enhance internet access for communities that need it most.


17. My Wireless

  • Website: mywirelessgroup.com
  • Ownership type: Private
  • Headquarters: Santa Ana, California, United States (USA)
  • Employee distribution: United States (USA) 91%, Puerto Rico 9%
  • Founded year: 1997
  • Headcount: 1001-5000
  • LinkedIn: my-wireless

My Wireless, founded in 1997, is a telecommunications retailer based in Santa Ana, California. Initially starting with pager sales, the company has evolved to specialize in wireless communication services and mobile devices. With over 180 retail locations across the United States, including Puerto Rico, My Wireless serves as an authorized retailer for AT&T and Liberty. The company prides itself on exceptional customer service and building meaningful relationships within the communities it operates. My Wireless emphasizes employee growth and development, showcasing a strong commitment to its workforce. Their extensive experience in the industry, combined with a focus on customer satisfaction, positions them as a notable player in the telecommunications market.


18. Southern California Telephone Company


Southern California Telephone Company (SCTC), based in Temecula, California, has been a player in the telecommunications industry since its founding in 1994. The company provides a comprehensive suite of services, including high-speed internet, VoIP, and various business connectivity solutions. SCTC caters to both residential and business clients, emphasizing reliability and innovation in its offerings. The company prides itself on its customer service, with a dedicated team that ensures quick resolutions to client inquiries. SCTC has developed a reputation for its proactive approach to telecommunications, integrating advanced technology to meet the evolving needs of its customers. With a focus on customized solutions, SCTC aims to optimize clients' telecom architecture and infrastructure, making it a relevant choice for those seeking effective communication solutions.


19. Vocom International

  • Website: vocom.com
  • Ownership type: Private
  • Headquarters: Los Angeles, California, United States (USA)
  • Employee distribution: Taiwan 41%, United States (USA) 41%, China 19%
  • Founded year: 1998
  • Headcount: 11-50
  • LinkedIn: vocom-international

Vocom International Telecommunication, Inc, founded in 1998 and based in Los Angeles, California, is a private telecommunications provider. With a workforce of approximately 27 employees, the company has carved out a niche in the telecommunications industry by offering a range of services including voice termination, fiber optic cables, and data center solutions. Vocom has a strong focus on cross-pacific telecommunications, particularly in markets such as China, Hong Kong, and Taiwan. Their services are designed to meet the connectivity needs of businesses and organizations, ensuring reliable and secure communication solutions. Vocom's partnerships with local carriers in various countries, including the Philippines and Cambodia, further enhance their service offerings. The company has not reported any funding, indicating a self-sustained operational model. Vocom aims to be a preferred telecommunications provider in its markets, emphasizing quality service and customer satisfaction.


20. Pepper / Inspire Wireless


Pepper / Inspire Wireless, founded in 1997, is a private telecommunications dealer based in Richmond, California, with a strong operational focus in the Lower Mainland of Vancouver, British Columbia. The company specializes in offering wireless plans, prepaid phone cards, and home internet solutions tailored for both consumers and businesses. As the number one Fido exclusive dealer on the west coast, Pepper Wireless operates over 11 retail locations across key areas such as Burnaby, Vancouver, and Surrey. They also provide a sub-agent program, empowering individuals and businesses to enter the telecom market with comprehensive support and resources. This program reflects their commitment to fostering growth and connectivity within the community, while their extensive experience in the industry enhances their credibility as a telecommunications provider.


21. Network Telephone Services, Inc

  • Website: nts.net
  • Ownership type: Private
  • Headquarters: Los Angeles, California, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1987
  • Headcount: 51-200
  • LinkedIn: network-telephone-services-inc

Network Telephone Services, Inc. (NTS) is a private telecommunications company based in Los Angeles, California. Founded in 1987, NTS specializes in delivering internet and phone services tailored for both residential and business clients. The company prides itself on providing reliable connectivity without data caps, ensuring that customers can connect freely without the worry of overage charges. NTS also emphasizes customer support, offering unlimited technical assistance year-round. Their operations are anchored in a state-of-the-art central office facility located in Woodland Hills, California, which is designed to withstand natural disasters and maintain service continuity. With a dedicated focus on interactive communications and billing solutions, NTS has established itself as a significant player in the telecommunications industry, catering to the needs of its clients with a commitment to quality and reliability.



Telecommunications Insights: Key Companies in California


CompanyHeadquarterSizeFoundedOwnership
Boost Mobile Select RetailerIrvine, California, United States (USA)51-2002000Corporate
Race CommunicationsSouth San Francisco, California, United States (USA)51-2001994Private Equity
Orange Silicon ValleySan Francisco, California, United States (USA)11-501999Private
Pacific Bell Telephone CompanySan Francisco, California, United States (USA)1001-50001906Private
Canadian WirelessModesto, California, United States (USA)51-2001994Private
Telecom WorldwideMission Viejo, California, United States (USA)11-501995Private
IKANO Communications, Inc.Los Angeles, California, United States (USA)201-5001999Corporate
SkyloMountain View, California, United States (USA)51-2002017Venture Capital
Sprint Store by Arch TelecomAnaheim, California, United States (USA)501-10002011Private
ITC Service GroupCitrus Heights, California, United States (USA)501-10001999Private
GeoLinksCamarillo, California, United States (USA)51-2002011Private Equity
TruConnectLos Angeles, California, United States (USA)201-5002011Private
SkyroamSan Francisco, California, United States (USA)51-2002008Venture Capital
MobilitieNewport Beach, California, United States (USA)501-10002005Corporate
Red Pocket MobileThousand Oaks, California, United States (USA)51-2002006Corporate
DigitalPath, Inc.Chico, California, United States (USA)51-2002002Venture Capital
My WirelessSanta Ana, California, United States (USA)1001-50001997Private
Southern California Telephone CompanyTemecula, California, United States (USA)51-2001994Private
Vocom InternationalLos Angeles, California, United States (USA)11-501998Private
Pepper / Inspire WirelessRichmond, California, United States (USA)51-2001997Private
Network Telephone Services, IncLos Angeles, California, United States (USA)51-2001987Private


Want to Find More Telecommunications Companies?

If you want to find more companies that offer mobile services, high-speed internet, and specialized connectivity solutions you can do so with Inven. This list was built with Inven and there are hundreds of companies like these globally.

With Inven you'll also get to know the company's:

  • Detailed Ownership: Who owns the company? Is it a public or private company? What is the ownership structure?
  • Contact data: Who are the founders and CEO's? What are their emails and phone numbers?
  • Financials: How do these companies perform financially? What are their revenues and profit margins?

...and a lot more!