Area Code 650
California area code 650 has been in service since 1997. It has 507 landlines and 94 wireless prefixes (exchanges) serviced by 33 carriers. It covers 7 counties, 831 ZIP codes, and 39 cities, including San Mateo, Palo Alto, Redwood City, Mountain View, Daly City, South San Francisco, Burlingame, Menlo Park, and San Bruno.
- State:
- California
- Time Zone:
- Pacific (1:07 pm)
Area Code (650) has 601 prefixes
| Prefix | County | City | Company/Carrier | Line Type |
|---|---|---|---|---|
| (650) 200- | Alameda | Oakland | 01 Communications, Inc. - Ca | Landline |
| (650) 201- | San Mateo | San Mateo | Sprint Spectrum L.p. | Cell Phone |
| (650) 202- | San Mateo | Burlingame | The Telephone Connection Of... | Landline |
| (650) 204- | San Mateo | Millbrae | Time Warner Telecom Of Cali... | Landline |
| (650) 206- | San Mateo | Redwood City | Mpower Communications Corp.... | Landline |
| (650) 207- | San Mateo | San Mateo | Cellco Partnership Dba Veri... | Cell Phone |
| (650) 208- | San Mateo | Atherton | Cellco Partnership Dba Veri... | Cell Phone |
| (650) 209- | Santa Clara | Los Altos | U.s. Telepacific Corp. - Ca | Landline |
| (650) 210- | Santa Clara | Mountain View | Pacific Bell | Landline |
| (650) 212- | San Mateo | San Mateo | Pacific Bell | Landline |
| (650) 213- | Santa Clara | Palo Alto | Pacific Bell | Landline |
| (650) 214- | Santa Clara | Palo Alto | Pacific Bell | Landline |
| (650) 215- | Santa Clara | Mountain View | Global Crossing Local Servi... | Landline |
| (650) 216- | San Mateo | Redwood City | Pacific Bell | Landline |
| (650) 218- | San Mateo | San Mateo | Sprint Spectrum L.p. | Cell Phone |
| (650) 219- | San Mateo | Burlingame | Sprint Spectrum L.p. | Cell Phone |
| (650) 222- | San Mateo | San Mateo | Nextel Communications, Inc. | Cell Phone |
| (650) 223- | Santa Clara | Palo Alto | Mpower Communications Corp.... | Landline |
| (650) 224- | Santa Clara | Blossom Valley | Blue Licenses Holding, Llc | Cell Phone |
| (650) 225- | San Mateo | South San Francisco | Pacific Bell | Landline |
| (650) 226- | San Mateo | San Carlos | Mci Worldcom Communications... | Landline |
| (650) 227- | San Mateo | San Mateo | Xo California, Inc. | Landline |
| (650) 228- | San Francisco | San Francisco | Xo California, Inc. | Landline |
| (650) 229- | Santa Clara | Los Altos | Xo California, Inc. | Landline |
| (650) 230- | Santa Clara | Mountain View | Xo California, Inc. | Landline |
| (650) 231- | San Mateo | Burlingame | Xo California, Inc. | Landline |
| (650) 232- | San Mateo | Redwood City | Xo California, Inc. | Landline |
| (650) 233- | San Mateo | Menlo Park | Pacific Bell | Landline |
| (650) 234- | San Mateo | Menlo Park | Pacific Bell | Landline |
| (650) 235- | San Mateo | San Mateo | Brooks Fiber Communications... | Landline |
| (650) 236- | San Mateo | Broadmoor Village | Pacific Bell | Landline |
| (650) 237- | Santa Clara | Mountain View | Pacific Bell | Landline |
| (650) 238- | San Mateo | South San Francisco | Mci Worldcom Communications... | Landline |
| (650) 239- | San Mateo | Burlingame | Pac - West Telecomm, Inc. | Landline |
| (650) 240- | San Mateo | San Mateo | Pac - West Telecomm, Inc. | Landline |
| (650) 241- | San Mateo | Redwood City | Level 3 Communications, Llc... | Landline |
| (650) 242- | San Mateo | San Mateo | Level 3 Communications, Llc... | Landline |
| (650) 243- | San Mateo | South San Francisco | U.s. Telepacific Corp. - Ca | Landline |
| (650) 244- | San Mateo | South San Francisco | Pacific Bell | Landline |
| (650) 245- | San Mateo | San Mateo | Blue Licenses Holding, Llc | Cell Phone |
| (650) 246- | San Mateo | South San Francisco | Pacific Bell | Landline |
| (650) 248- | San Mateo | Menlo Park | Sprint Spectrum L.p. | Cell Phone |
| (650) 249- | San Mateo | Redwood City | Pac - West Telecomm, Inc. | Landline |
| (650) 251- | Santa Clara | Palo Alto | Pacific Bell | Landline |
| (650) 252- | San Mateo | South San Francisco | Unknown | Landline |
| (650) 253- | Santa Clara | Mountain View | Pacific Bell | Landline |
| (650) 254- | Santa Clara | Mountain View | Pacific Bell | Landline |
| (650) 255- | San Mateo | Burlingame | Blue Licenses Holding, Llc | Cell Phone |
| (650) 257- | San Mateo | Redwood City | Global Crossing Local Servi... | Landline |
| (650) 259- | San Mateo | Millbrae | Pacific Bell | Landline |
| (650) 260- | San Mateo | Redwood City | At&t Local | Landline |
| (650) 261- | San Mateo | Redwood City | Pacific Bell | Landline |
| (650) 262- | San Mateo | Burlingame | Level 3 Communications, Llc... | Landline |
| (650) 263- | San Mateo | Colma | Mci Worldcom Communications... | Landline |
| (650) 264- | San Mateo | Redwood City | At&t Local | Landline |
| (650) 265- | Santa Clara | Mountain View | At&t Local | Landline |
| (650) 266- | San Mateo | South San Francisco | Pacific Bell | Landline |
| (650) 267- | San Mateo | South San Francisco | Level 3 Communications, Llc... | Landline |
| (650) 268- | San Mateo | San Bruno | Xo California, Inc. | Landline |
| (650) 269- | Santa Clara | Palo Alto | Cellco Partnership Dba Veri... | Cell Phone |
| (650) 270- | San Francisco | San Francisco | Sprint Spectrum L.p. | Cell Phone |
| (650) 271- | San Francisco | San Francisco | Metro Pcs, Inc. | Landline |
| (650) 273- | San Mateo | South San Francisco | Unknown | Landline |
| (650) 274- | San Mateo | Redwood City | Sprint Spectrum L.p. | Cell Phone |
| (650) 275- | San Mateo | Belmont | Xo California, Inc. | Landline |
| (650) 276- | San Mateo | Half Moon Bay | Time Warner Telecom Of Cali... | Landline |
| (650) 278- | Los Angeles | Agoura | T-mobile Usa, Inc. | Cell Phone |
| (650) 279- | Santa Clara | Blossom Valley | Cellco Partnership Dba Veri... | Cell Phone |
| (650) 280- | San Mateo | San Mateo | Nextel Communications, Inc. | Cell Phone |
| (650) 281- | San Mateo | Menlo Park | Sprint Spectrum L.p. | Cell Phone |
| (650) 282- | San Mateo | South San Francisco | Unknown | Landline |
| (650) 283- | Santa Clara | Palo Alto | T-mobile Usa, Inc. | Cell Phone |
| (650) 284- | San Mateo | Half Moon Bay | Pac - West Telecomm, Inc. | Landline |
| (650) 286- | San Mateo | San Mateo | Pacific Bell | Landline |
| (650) 287- | San Mateo | San Mateo | Pacific Bell | Landline |
| (650) 288- | San Mateo | San Mateo | Level 3 Communications, Llc... | Landline |
| (650) 289- | Santa Clara | Palo Alto | Pacific Bell | Landline |
| (650) 290- | San Mateo | San Mateo | Metro Pcs, Inc. | Landline |
| (650) 291- | San Mateo | San Mateo | Cellco Partnership Dba Veri... | Cell Phone |
| (650) 292- | San Mateo | San Mateo | Broadwing Communicatins. Ll... | Landline |
| (650) 293- | San Mateo | Foster City | Pacific Bell | Landline |
| (650) 294- | San Mateo | San Mateo | Pacific Bell | Landline |
| (650) 295- | San Mateo | San Mateo | Pacific Bell | Landline |
| (650) 296- | San Francisco | San Francisco | Blue Licenses Holding, Llc | Cell Phone |
| (650) 298- | San Mateo | Redwood City | Pacific Bell | Landline |
| (650) 299- | San Mateo | Redwood City | Pacific Bell | Landline |
| (650) 301- | San Mateo | Broadmoor Village | Pacific Bell | Landline |
| (650) 302- | San Mateo | Redwood City | Blue Licenses Holding, Llc | Cell Phone |
| (650) 303- | San Francisco | San Francisco | Blue Licenses Holding, Llc | Cell Phone |
| (650) 304- | San Mateo | San Mateo | Network Services Llc | Landline |
| (650) 305- | Contra Costa | San Ramon | T-mobile Usa, Inc. | Cell Phone |
| (650) 306- | San Mateo | Redwood City | Pacific Bell | Landline |
| (650) 307- | San Mateo | Millbrae | T-mobile Usa, Inc. | Cell Phone |
| (650) 308- | San Mateo | Redwood City | Unknown | Landline |
| (650) 310- | San Francisco | San Francisco | Unknown | Landline |
| (650) 312- | San Mateo | San Mateo | Pacific Bell | Landline |
| (650) 314- | Santa Clara | Mountain View | Pacific Bell | Landline |
| (650) 315- | San Mateo | San Mateo | Sprint Spectrum L.p. | Cell Phone |
| (650) 316- | Santa Clara | Mountain View | Teleport Communications Gro... | Landline |
| (650) 317- | Santa Clara | Sunnyvale | Arch Wireless Holdings, Inc. | Cell Phone |
