Area Code (510) Information:

State: California - CA

Major Cities: El Sobrante, San Lorenzo, San Leandro, Richmond, Hercules, Fremont, Hayward, Union City, Pinole, Oakland, Albany, Hilltop Mall, Castro Valley, Newark, Emeryville, El Cerrito, Berkeley, North Richmond, Alameda, Crockett

Major Carriers: Metro Pcs, Inc., Pac - West Telecomm, Inc., Sprint Spectrum L.p., Cellco Partnership Dba Verizon Wireless - Ca, Blue Licenses Holding, Llc, T-mobile Usa, Inc., Comcast Phone Of California, Llc - Ca, Level 3 Communications, Llc - Ca, Mcimetro, Ats, Inc., Nextel Communications, Inc., Time Warner Telecom Of California, L.p., Commpartners, Llc - Ca, Pacific Bell, U.s. Telepacific Corp. - Ca, Broadwing Communicatins. Llc - Ca, Global Crossing Local Services, Inc.-ca, Allegiance Telecom, Inc. - Ca, Xo California, Inc., Teleport Communications Group - San Francisco, Mci Worldcom Communications, Inc., Ca