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Home / Area 203
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Ad Unit
Place a vertical ad here.| Prefix | City | Company | Line type | Open |
|---|---|---|---|---|
| 505 | Wallingford | Cellco Partnership Dba Verizon Wireless - Ct | Wireless | View |
| 506 | Middletown | New Cingular Wireless Pcs Llc - Dc | Wireless | View |
| 507 | Wallingford | Sprint Spectrum L.p. | Wireless | View |
| 508 | Bloomfield | Ctc Communications Corp. - Ct | Landline | View |
| 509 | New Haven | Sprint Spectrum L.p. | Wireless | View |
| 510 | Wallingford | Sprint Spectrum L.p. | Wireless | View |
| 512 | Bloomfield | Omnipoint Communications Inc. - Ct | Wireless | View |
| 513 | Cheshire | At&t Local | Landline | View |
| 514 | Hartford | Teleport Communications Group - New York - Ct | Landline | View |
| 515 | Stamford | Sprint Spectrum L.p. | Wireless | View |
| 516 | Stamford | Global Crossing Local Services Inc.-ct | Landline | View |
| 517 | Middletown | Level 3 Communications Llc - Ct | Landline | View |
| 518 | Middletown | New Cingular Wireless Pcs Llc - Dc | Wireless | View |
| 519 | Wallingford | Sprint Spectrum L.p. | Wireless | View |
| 520 | Wallingford | Cellco Partnership Dba Verizon Wireless - Ct | Wireless | View |
| 521 | Wallingford | Cellco Partnership Dba Verizon Wireless - Ct | Wireless | View |
| 522 | Middletown | New Cingular Wireless Pcs Llc - Dc | Wireless | View |
| 523 | Hartford | Teleport Communications Group - New York - Ct | Landline | View |
| 524 | Middletown | New Cingular Wireless Pcs Llc - Dc | Wireless | View |
| 525 | Middletown | New Cingular Wireless Pcs Llc - Dc | Wireless | View |
| 526 | Wallingford | Sprint Spectrum L.p. | Wireless | View |
| 527 | Hartford | Southern New England Telephone Co. | Landline | View |
| 528 | Middletown | Level 3 Communications Llc - Ct | Landline | View |
| 529 | Cheshire | At&t Local | Landline | View |
| 530 | Wallingford | Cellco Partnership Dba Verizon Wireless - Ct | Wireless | View |
| 531 | Port Chester | Verizon New York Inc. | Landline | View |
| 532 | Port Chester | Verizon New York Inc. | Landline | View |
| 533 | Hartford | Level 3 Communications Llc - Ct | Landline | View |
| 534 | Bridgeport | Southern New England Telephone Co. | Landline | View |
| 535 | Wallingford | Comcast Phone Of Connecticut Inc. - Ct | Landline | View |
| 536 | Wallingford | Cellco Partnership Dba Verizon Wireless - Ct | Wireless | View |
| 537 | New Haven | Sprint Spectrum L.p. | Wireless | View |
| 538 | Hartford | Choice One Communications Inc. - Ct | Landline | View |
| 539 | Stamford | Southern New England Telephone Co. | Landline | View |
| 540 | Bridgeport | New Cingular Wireless Pcs Llc - Dc | Wireless | View |
| 541 | Stamford | Southern New England Telephone Co. | Landline | View |
| 542 | Greenwich | At&t Local | Landline | View |
| 543 | Bloomfield | Omnipoint Communications Inc. - Ct | Wireless | View |
| 544 | Georgetown | Southern New England Telephone Co. | Landline | View |
| 545 | Wallingford | Sprint Spectrum L.p. | Wireless | View |
| 546 | Hartford | Teleport Communications Group - New York - Ct | Landline | View |
| 547 | New Haven | Global Naps Inc. - Ct | Landline | View |
| 548 | Norwalk | Broadwing Communications Llc - Ct | Landline | View |
| 549 | Hartford | Choice One Communications Inc. - Ct | Landline | View |
| 550 | Bloomfield | Omnipoint Communications Inc. - Ct | Wireless | View |
| 551 | Hartford | Teleport Communications Group - New York - Ct | Landline | View |
| 552 | Greenwich | Verizon New York Inc. | Landline | View |
| 553 | New Haven | Southern New England Telephone Co. | Landline | View |
| 554 | Middletown | New Cingular Wireless Pcs Llc - Dc | Wireless | View |
| 556 | Middletown | New Cingular Wireless Pcs Llc - Dc | Wireless | View |
| 557 | Norwalk | Cablevision Lightpath Inc. - Ct | Landline | View |
| 558 | Middletown | New Cingular Wireless Pcs Llc - Dc | Wireless | View |
| 559 | Wallingford | Teleport Communications Group - New York - Ct | Landline | View |
| 560 | Middletown | New Cingular Wireless Pcs Llc - Dc | Wireless | View |
| 561 | Wallingford | Cellco Partnership Dba Verizon Wireless - Ct | Wireless | View |
| 562 | New Haven | Southern New England Telephone Co. | Landline | View |
| 563 | Wilton | Southern New England Telephone Co. | Landline | View |
| 564 | Cheshire | At&t Local | Landline | View |
| 565 | Wallingford | Sprint Spectrum L.p. | Wireless | View |
| 566 | Stamford | Brooks Fiber Communications Of Connecticut Inc-ct | Landline | View |
| 567 | Unknown | Paetec Communications Inc. - Ct | Landline | View |
| 568 | Unknown | Paetec Communications Inc. - Ct | Landline | View |
| 569 | Norwalk | Cablevision Lightpath Inc. - Ct | Landline | View |
| 570 | Bloomfield | Omnipoint Communications Inc. - Ct | Wireless | View |
| 571 | Cheshire | At&t Local | Landline | View |
| 572 | Wallingford | Sprint Spectrum L.p. | Wireless | View |
| 573 | Waterbury | Southern New England Telephone Co. | Landline | View |
| 574 | Waterbury | Southern New England Telephone Co. | Landline | View |
| 575 | Waterbury | Southern New England Telephone Co. | Landline | View |
| 576 | Bridgeport | Southern New England Telephone Co. | Landline | View |
| 577 | Middlebury | Southern New England Telephone Co. | Landline | View |
| 578 | Waterbury | Southern New England Telephone Co. | Landline | View |
| 579 | Bridgeport | Southern New England Telephone Co. | Landline | View |
| 580 | Hartford | Peerless Network Of Connecticut Llc - Ct | Landline | View |
| 581 | Bridgeport | Southern New England Telephone Co. | Landline | View |
| 582 | Hamden | Southern New England Telephone Co. | Landline | View |
| 583 | Middletown | Level 3 Communications Llc - Ct | Landline | View |
| 584 | Wallingford | Cellco Partnership Dba Verizon Wireless - Ct | Wireless | View |
| 585 | Stamford | Southern New England Telephone Co. | Landline | View |
| 586 | Hartford | Teleport Communications Group - New York - Ct | Landline | View |
| 587 | Norwalk | Cablevision Lightpath Inc. - Ct | Landline | View |
| 588 | Norwalk | Cablevision Lightpath Inc. - Ct | Landline | View |
| 589 | Wallingford | Sprint Spectrum L.p. | Wireless | View |
| 590 | Stamford | Level 3 Communications Llc - Ct | Landline | View |
| 591 | Waterbury | Southern New England Telephone Co. | Landline | View |
| 592 | Middletown | New Cingular Wireless Pcs Llc - Dc | Wireless | View |
| 593 | Norwalk | Usa Mobility Wireless Inc. | Wireless | View |
| 594 | Norwalk | Cablevision Lightpath Inc. - Ct | Landline | View |
| 595 | Stamford | Southern New England Telephone Co. | Landline | View |
| 596 | Waterbury | Southern New England Telephone Co. | Landline | View |
| 597 | Waterbury | Southern New England Telephone Co. | Landline | View |
| 598 | Wallingford | Southern New England Telephone Co. | Landline | View |
| 599 | Stamford | At&t Local | Landline | View |
| 600 | Hartford | Metro Pcs Inc. | Landline | View |
| 601 | Hartford | Teleport Communications Group - New York - Ct | Landline | View |
| 602 | Stamford | Southern New England Telephone Co. | Landline | View |
| 603 | New Haven | Southern New England Telephone Co. | Landline | View |
| 604 | Hartford | Broadwing Communications Llc - Ct | Landline | View |
| 605 | Wallingford | Cellco Partnership Dba Verizon Wireless - Ct | Wireless | View |
| 606 | Bloomfield | Omnipoint Communications Inc. - Ct | Wireless | 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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