Contra Costa County

ACD Telecommunications coverage area includes the entire Contra Costa Metro Area. ACD Telecommunications also considers projects outside of our current service area for multiple site connectivity as many companies in the Contra Costa municipalities are connected globally. If you have questions regarding our nationwide and international services, please contact our Director of Business Development, Robert Roy Foresman, at or call 800-988-6511

Service Offerings and Information

  • VoIP Consulting, Business Telephone System Consulting, Data Network Support and Installation, Business Telephone VoIP, Cloud, SIP and Data Network Support

  • Residential telephone installation repair available
  • Residential Security System repair available
  • Since 1993 ACD Telecommunications has provided business telephone support and Data Cabling services to businesses based in Antioch, Brentwood, Clayton, Concord, Danville, El Cerrito, Hercules, Lafayette, Martinez, Moraga, Oakley, Orinda, Pinole, Pittsburg, Pleasant Hill, Richmond, San Pablo, San Ramon, Walnut Creek and environs. 

Contact: 800-988-6511 or

Featured Client Partners

Read ACD Telecom’s Panasonic Case Study on Dowd and Guild, Inc.

Read ACD Telecom’s Press Release on the Public Employee’s Union of Martinez

ABOUT Public Employee's Union

“Local # 1 is an independent union, which means we are not affiliated with an international union. A primary goal of Local #1 is to provide strong contract language to protect our member’s rights and enhance their wages and work conditions. It is also Local #1’s goal to preserve the wages, benefits and working conditions of our members even in the most difficult economic times. 96% of our member’s dues money is spent on direct representation of our members.”

ACD Telecom Coverage Areas

  • Antioch
  • Brentwood
  • Clayton
  • Concord
  • Danville
  • El Cerrito
  • Hercules
  • Lafayette
  • Martinez
  • Moraga
  • Oakley
  • Orinda
  • Pinole
  • Pittsburg
  • Pleasant Hill
  • Richmond
  • San Pablo
  • San Ramon
  • Walnut Creek

Client Partners-Contra Costa

If your business or residential location is in the Contra Costa County area and are in need of service or have any questions, please fill out the form below and our Contra Costa Representative will contact you as soon as possible. For immediate service or emergency repair call 800-988-6511 ext. 101.

Business Phone Systems Alameda County, Pittsburg, San Mateo County, Monte Sereno, Alameda, Pleasant Hill, Atherton, Morgan Hill, Albany, Richmond, Belmont, Mountain View, Berkeley, San Pablo, Brisbane, Palo Alto, Dublin, San Ramon, Burlingame, San Jose, Emeryville, Walnut Creek, Colma, Santa Clara, Fremont, Daly City, Saratoga, Hayward, Marin County, East Palo Alto, Sunnyvale, Livermore, Belvedere, Foster City, Newark, Corte Madera, Half Moon Bay, Solano County, Oakland, Fairfax, Hillsborough, Benicia, Piedmont, Larkspur, Menlo Park, Dixon, Pleasanton, Mill Valley, Millbrae, Fairfield, San Leandro, Novato, Pacifica, Rio Vista, Union City, Ross, Portola Valley, Suisun City, San Anselmo, Redwood City, Vacaville, Contra Costa County, San Rafael, San Bruno, Vallejo, Antioch, Sausalito, San Carlos, Brentwood, Tiburon, San Mateo, Sonoma County, Clayton, South San Francisco, Cloverdale, Concord, Napa County, Woodside, Cotati, Danville, American Canyon, Healdsburg, El Cerrito, Calistoga, Occidental, Santa Clara County, Petaluma, Hercules, Napa, Campbell, Rohnert Park, Russian River Valley, Lafayette, St. Helena, Camp Meeker, Cupertino, Santa Rosa, Martinez, Yountville, Gilroy, Sebastopol, Salinas, King City, Monterey, Moraga, Los Altos, Sonoma, Oakley, San Francisco County, Los Altos Hills , Windsor, Orinda, San Francisco, Los Gatos, Pinole