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Home / Area 650
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Ad Unit
Place a vertical ad here.| Prefix | City | Company | Line type | Open |
|---|---|---|---|---|
| 559 | Los Altos | Pacific Bell | Landline | View |
| 560 | Half Moon Bay | Pacific Bell | Landline | View |
| 561 | Menlo Park | Pacific Bell | Landline | View |
| 562 | Redwood City | Pacific Bell | Landline | View |
| 563 | Moss Beach | Pacific Bell | Landline | View |
| 564 | Mountain View | Pacific Bell | Landline | View |
| 565 | Palo Alto | Pacific Bell | Landline | View |
| 566 | Palo Alto | Pacific Bell | Landline | View |
| 567 | Mountain View | Pacific Bell | Landline | View |
| 568 | Redwood City | Pacific Bell | Landline | View |
| 569 | Redwood City | Pacific Bell | Landline | View |
| 570 | San Mateo | Pacific Bell | Landline | View |
| 571 | San Mateo | Pacific Bell | Landline | View |
| 572 | San Mateo | Pacific Bell | Landline | View |
| 573 | San Mateo | Pacific Bell | Landline | View |
| 574 | San Mateo | Pacific Bell | Landline | View |
| 575 | Santa Clara | New Cingular Wireless Pcs Llc | Wireless | View |
| 576 | Santa Clara | New Cingular Wireless Pcs Llc | Wireless | View |
| 577 | San Mateo | Pacific Bell | Landline | View |
| 578 | San Mateo | Pacific Bell | Landline | View |
| 579 | Burlingame | Pacific Bell | Landline | View |
| 580 | San Francisco | New Cingular Wireless Pcs Llc | Wireless | View |
| 581 | San Francisco | Teleport Communications Group - San Francisco | Landline | View |
| 583 | San Bruno | Pacific Bell | Landline | View |
| 584 | Mountain View | Pacific Bell | Landline | View |
| 585 | San Francisco | Broadwing Communications Llc - Ca | Landline | View |
| 587 | San Francisco | Broadwing Communications Llc - Ca | Landline | View |
| 588 | San Bruno | Pacific Bell | Landline | View |
| 589 | San Bruno | Pacific Bell | Landline | View |
| 590 | Oakland | Pac - West Telecomm Inc. | Landline | View |
| 591 | San Carlos | Pacific Bell | Landline | View |
| 592 | San Carlos | Pacific Bell | Landline | View |
| 593 | San Carlos | Pacific Bell | Landline | View |
| 594 | San Carlos | Pacific Bell | Landline | View |
| 595 | San Carlos | Pacific Bell | Landline | View |
| 596 | San Carlos | Pacific Bell | Landline | View |
| 597 | San Francisco | Utility Telephone Inc. - Ca | Landline | View |
| 598 | San Carlos | Pacific Bell | Landline | View |
| 599 | Redwood City | Pacific Bell | Landline | View |
| 600 | San Francisco | Cf Communications Llc Dba Telekenex - Ca | Landline | View |
| 603 | Mountain View | Pacific Bell | Landline | View |
| 604 | Mountain View | Pacific Bell | Landline | View |
| 605 | San Francisco | Allegiance Telecom Inc. - Ca | Landline | View |
| 607 | San Carlos | Pacific Bell | Landline | View |
| 610 | San Carlos | Pacific Bell | Landline | View |
| 612 | Burlingame | Pacific Bell | Landline | View |
| 614 | Palo Alto | Pacific Bell | Landline | View |
| 615 | San Bruno | Pacific Bell | Landline | View |
| 616 | San Bruno | Pacific Bell | Landline | View |
| 617 | Palo Alto | Pacific Bell | Landline | View |
| 618 | Oakland | Pac - West Telecomm Inc. | Landline | View |
| 619 | San Francisco | New Cingular Wireless Pcs Llc | Wireless | View |
| 620 | San Carlos | Pacific Bell | Landline | View |
| 621 | Palo Alto | Pacific Bell | Landline | View |
| 622 | San Carlos | Pacific Bell | Landline | View |
| 623 | Mountain View | Pacific Bell | Landline | View |
| 624 | San Bruno | Pacific Bell | Landline | View |
| 625 | Mountain View | Pacific Bell | Landline | View |
| 627 | San Mateo | Pacific Bell | Landline | View |
| 628 | San Francisco | Mcimetro Access Transmission Services Llc | Landline | View |
| 630 | Oakland | Metro Pcs Inc. | Landline | View |
| 631 | San Carlos | Pacific Bell | Landline | View |
| 632 | San Carlos | Pacific Bell | Landline | View |
| 633 | San Carlos | Pacific Bell | Landline | View |
| 634 | San Bruno | Pacific Bell | Landline | View |
| 635 | San Bruno | Pacific Bell | Landline | View |
| 636 | San Francisco | Allegiance Telecom Inc. - Ca | Landline | View |
| 637 | San Carlos | Pacific Bell | Landline | View |
| 638 | San Mateo | Pacific Bell | Landline | View |
| 639 | Oakland | Cook Telecom Inc. | Landline | View |
| 641 | San Francisco | Broadwing Communications Llc - Ca | Landline | View |
| 642 | Dublin | Sprint Spectrum L.p. | Wireless | View |
| 644 | Oakland | Pac - West Telecomm Inc. | Landline | View |
| 645 | San Francisco | Teleport Communications Group - San Francisco | Landline | View |
| 646 | Oakland | T-mobile Usa Inc. | Wireless | View |
| 648 | San Francisco | Allegiance Telecom Inc. - Ca | Landline | View |
| 649 | Oakland | Pac - West Telecomm Inc. | Landline | View |
| 651 | Redwood City | Mci Worldcom Communications Inc. Ca | Landline | View |
| 652 | Millbrae | Pacific Bell | Landline | View |
| 653 | Redwood City | Mci Worldcom Communications Inc. Ca | Landline | View |
| 654 | San Carlos | Pacific Bell | Landline | View |
| 655 | San Mateo | Pacific Bell | Landline | View |
| 662 | San Francisco | O1 Communications Inc. - Ca | Landline | View |
| 666 | San Francisco | Cf Communications Llc Dba Telekenex - Ca | Landline | View |
| 669 | Oakland | Metro Pcs Inc. | Landline | View |
| 670 | San Francisco | Sprint Spectrum L.p. | Wireless | View |
| 673 | San Francisco | Sbc Internet Services Inc. | Landline | View |
| 676 | Fairfield | Utility Telephone Inc. - Ca | Landline | View |
| 678 | Fairfield | Cellco Partnership Dba Verizon Wireless - Ca | Wireless | View |
| 679 | Oakland | Astound Broadband Llc - Ca | Landline | View |
| 681 | San Francisco | O1 Communications Inc. - Ca | Landline | View |
| 682 | Oakland | The Telephone Connection Local Services Llc | Landline | View |
| 683 | Dublin | Sprint Spectrum L.p. | Wireless | View |
| 684 | Oakland | Pac - West Telecomm Inc. | Landline | View |
| 685 | Burlingame | Pacific Bell | Landline | View |
| 686 | San Francisco | Mcimetro Access Transmission Services Llc | Landline | View |
| 687 | Redwood City | Mci Worldcom Communications Inc. Ca | Landline | View |
| 688 | Palo Alto | Pacific Bell | Landline | View |
| 689 | San Francisco | Teleport Communications Group - San Francisco | Landline | View |
| 690 | Fairfield | At&t Local | Landline | View |
Page Overview
This page provides detailed information and helpful insights related to your search. All data is based on telecom assignment records and community user reports. Use the navigation above to explore related area codes, prefixes, and reported numbers.
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