Active Prefixes in Area Code 201
Prefix |
Primary City |
Usage |
Company |
650-438-#### |
San Bruno |
Wireless Numbers |
New Cingular Wireles... |
650-440-#### |
Half Moon Bay |
Wireless Numbers |
T-mobile Usa, Inc.... |
650-443-#### |
Millbrae |
Landline Numbers |
U.s. Telepacific Cor... |
650-444-#### |
Palo Alto |
Wireless Numbers |
Sprint Spectrum L.p.... |
650-446-#### |
Woodside |
Landline Numbers |
O1 Communications, I... |
650-449-#### |
San Francisco |
Landline Numbers |
Allegiance Telecom, ... |
650-450-#### |
Mountain View |
Wireless Numbers |
New Cingular Wireles... |
650-451-#### |
San Francisco |
Wireless Numbers |
T-mobile Usa, Inc.... |
650-452-#### |
San Francisco |
Landline Numbers |
At&t Local... |
650-453-#### |
San Carlos |
Landline Numbers |
Global Crossing Loca... |
650-454-#### |
Redwood City |
Wireless Numbers |
New Cingular Wireles... |
650-455-#### |
Millbrae |
Wireless Numbers |
New Cingular Wireles... |
650-456-#### |
Pescadero |
Landline Numbers |
Pac - West Telecomm,... |
650-458-#### |
San Mateo |
Landline Numbers |
Astound Broadband, L... |
650-461-#### |
Palo Alto |
Landline Numbers |
Pacific Bell... |
650-462-#### |
Palo Alto |
Landline Numbers |
Pacific Bell... |
650-463-#### |
Palo Alto |
Landline Numbers |
Pacific Bell... |
650-464-#### |
Redwood City |
Wireless Numbers |
Cellco Partnership D... |
650-465-#### |
Redwood City |
Wireless Numbers |
Cellco Partnership D... |
650-466-#### |
San Francisco |
Landline Numbers |
Mcimetro Access Tran... |
650-467-#### |
San Bruno |
Landline Numbers |
Pacific Bell... |
650-468-#### |
Palo Alto |
Wireless Numbers |
Sprint Spectrum L.p.... |
650-469-#### |
Los Altos |
Landline Numbers |
Allegiance Telecom, ... |
650-470-#### |
Palo Alto |
Landline Numbers |
Pacific Bell... |
650-471-#### |
San Jose |
Landline Numbers |
Mpower Communication... |
650-472-#### |
Los Altos |
Landline Numbers |
Broadwing Communicat... |
650-473-#### |
Palo Alto |
Landline Numbers |
Pacific Bell... |
650-474-#### |
Redwood City |
Landline Numbers |
Pacific Bell... |
650-475-#### |
Fremont |
Landline Numbers |
Xo California, Inc.... |
650-477-#### |
San Mateo |
Wireless Numbers |
Cellco Partnership D... |