Active Prefixes in Area Code 201
Prefix |
Primary City |
Usage |
Company |
925-470-#### |
Antioch |
Landline Numbers |
Teleport Communicati... |
925-472-#### |
Walnut Creek |
Landline Numbers |
Pacific Bell... |
925-473-#### |
Pittsburg |
Landline Numbers |
Pacific Bell... |
925-474-#### |
Pleasanton |
Landline Numbers |
U.s. Telepacific Cor... |
925-475-#### |
Pleasanton |
Landline Numbers |
Pac - West Telecomm,... |
925-476-#### |
Oakland |
Landline Numbers |
Pac - West Telecomm,... |
925-478-#### |
Walnut Creek |
Landline Numbers |
Level 3 Communicatio... |
925-479-#### |
San Ramon |
Landline Numbers |
Pacific Bell... |
925-480-#### |
San Ramon |
Landline Numbers |
U.s. Telepacific Cor... |
925-482-#### |
Walnut Creek |
Landline Numbers |
U.s. Telepacific Cor... |
925-484-#### |
Pleasanton |
Landline Numbers |
Pacific Bell... |
925-485-#### |
Pleasanton |
Landline Numbers |
Pacific Bell... |
925-487-#### |
San Ramon |
Wireless Numbers |
New Cingular Wireles... |
925-493-#### |
Livermore |
Landline Numbers |
Teleport Communicati... |
925-497-#### |
Concord |
Landline Numbers |
Metro Pcs, Inc.... |
925-498-#### |
San Ramon |
Landline Numbers |
U.s. Telepacific Cor... |
925-500-#### |
Martinez |
Landline Numbers |
O1 Communications, I... |
925-509-#### |
San Ramon |
Wireless Numbers |
Usa Mobility Wireles... |
925-513-#### |
Brentwood |
Landline Numbers |
Pacific Bell... |
925-516-#### |
Brentwood |
Landline Numbers |
Pacific Bell... |
925-517-#### |
Pittsburg |
Landline Numbers |
O1 Communications, I... |
925-518-#### |
Livermore |
Wireless Numbers |
Sprint Spectrum L.p.... |
925-519-#### |
Pleasanton |
Wireless Numbers |
Cellco Partnership D... |
925-520-#### |
Pleasanton |
Landline Numbers |
Pacific Bell... |
925-521-#### |
Concord |
Landline Numbers |
Pacific Bell... |
925-522-#### |
Antioch |
Landline Numbers |
Pacific Bell... |
925-523-#### |
Pleasanton |
Landline Numbers |
Pacific Bell... |
925-524-#### |
Clayton |
Landline Numbers |
Pacific Bell... |
925-525-#### |
Livermore |
Wireless Numbers |
Sprint Spectrum L.p.... |
925-526-#### |
Pittsburg |
Landline Numbers |
U.s. Telepacific Cor... |