FREE: MyCallBot Caller ID for Android

Area Codes > 203 > Central Office Codes

Exchange Rate Center State Operating Company
203-505 NORWALK CT CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT
203-506 NEW HAVEN CT NEW CINGULAR WIRELESS PCS, LLC - MA
203-507 NEW HAVEN CT SPRINT SPECTRUM L.P.
203-508 NEW HAVEN CT CTC COMMUNICATIONS - CT
203-509 WATERBURY CT NEXTEL COMMUNICATIONS, INC.
203-510 WATERBURY CT SPRINT SPECTRUM L.P.
203-511 CT
203-512 DANBURY CT OMNIPOINT COMMUNICATIONS, INC. - CT
203-513 HUNTINGTON CT AT&T LOCAL
203-514 MERIDEN CT TELEPORT COMMUNICATIONS GROUP - NEW YORK - CT
203-515 NORWALK CT NEXTEL COMMUNICATIONS, INC.
203-516 ANSONIDRBY CT GLOBAL CROSSING LOCAL SERVICES, INC.-CT
203-517 STAMFORD CT LEVEL 3 COMMUNICATIONS, LLC - CT
203-518 WATERBURY CT NEW CINGULAR WIRELESS PCS, LLC - MA
203-519 WATERBURY CT ARCH WIRELESS HOLDINGS, INC.
203-520 BRIDGEPORT CT CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT
203-521 BRIDGEPORT CT CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT
203-522 BRIDGEPORT CT NEW CINGULAR WIRELESS PCS, LLC - MA
203-523 NORWALK CT TELEPORT COMMUNICATIONS GROUP - NEW YORK - CT
203-524 STAMFORD CT NEW CINGULAR WIRELESS PCS, LLC - MA
203-525 WATERBURY CT NEW CINGULAR WIRELESS PCS, LLC - MA
203-526 BRIDGEPORT CT SPRINT SPECTRUM L.P.
203-527 WATERBURY CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-528 WATERBURY CT LEVEL 3 COMMUNICATIONS, LLC - CT
203-529 WILTON CT AT&T LOCAL
203-530 NEW HAVEN CT CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT
203-531 BYRAM CT VERIZON NEW YORK, INC.
203-532 BYRAM CT VERIZON NEW YORK, INC.
203-533 GUILFORD CT LEVEL 3 COMMUNICATIONS, LLC - CT
203-534 BRIDGEPORT CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-535 NEW HAVEN CT COMCAST PHONE OF CONNECTICUT, INC. - CT
203-536 STAMFORD CT CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT
203-537 MERIDEN CT NEXTEL COMMUNICATIONS, INC.
203-538 HUNTINGTON CT CHOICE ONE COMMUNICATIONS, INC. - CT
203-539 STAMFORD CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-540 BRIDGEPORT CT NEW CINGULAR WIRELESS PCS, LLC - MA
203-541 STAMFORD CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-542 GREENWICH CT AT&T LOCAL
203-543 BRIDGEPORT CT OMNIPOINT COMMUNICATIONS, INC. - CT
203-544 GEORGETOWN CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-545 BRIDGEPORT CT SPRINT SPECTRUM L.P.
203-546 DANBURY CT TELEPORT COMMUNICATIONS GROUP - NEW YORK - CT
203-547 STAMFORD CT GLOBAL NAPS, INC. - CT
203-548 STAMFORD CT BROADWING COMMUNICATIONS, LLC - CT
203-549 BRIDGEPORT CT CHOICE ONE COMMUNICATIONS, INC. - CT
203-550 STAMFORD CT OMNIPOINT COMMUNICATIONS, INC. - CT
203-551 BRIDGEPORT CT TELEPORT COMMUNICATIONS GROUP - NEW YORK - CT
203-552 BYRAM CT VERIZON NEW YORK, INC.
203-553 NEW HAVEN CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-554 STAMFORD CT NEW CINGULAR WIRELESS PCS, LLC - MA
203-555 NEW HAVEN CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-556 BRIDGEPORT CT NEW CINGULAR WIRELESS PCS, LLC - MA
203-557 WESTPORT CT CABLEVISION LIGHTPATH, INC. - CT
203-558 WATERBURY CT NEW CINGULAR WIRELESS PCS, LLC - MA
203-559 DARIEN CT TELEPORT COMMUNICATIONS GROUP - NEW YORK - CT
203-560 WATERBURY CT NEW CINGULAR WIRELESS PCS, LLC - MA
203-561 STAMFORD CT CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT
203-562 NEW HAVEN CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-563 WILTON CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-564 STAMFORD CT AT&T LOCAL
203-565 WATERBURY CT SPRINT SPECTRUM L.P.
203-566 STAMFORD CT BROOKS FIBER COMMUNICATIONS - CONNECTICUT
203-567 HUNTINGTON CT PAETEC COMMUNICATIONS, INC. - CT
203-568 WATERBURY CT PAETEC COMMUNICATIONS, INC. - CT
203-569 STAMFORD CT CABLEVISION LIGHTPATH, INC. - CT
203-570 STAMFORD CT OMNIPOINT COMMUNICATIONS, INC. - CT
203-571 WESTPORT CT AT&T LOCAL
203-572 BRIDGEPORT CT SPRINT SPECTRUM L.P.
203-573 WATERBURY CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-574 WATERBURY CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-575 WATERBURY CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-576 BRIDGEPORT CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-577 WATERBURY CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-578 WATERBURY CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-579 BRIDGEPORT CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-580 WATERBURY CT ARCH WIRELESS HOLDINGS, INC.
203-581 BRIDGEPORT CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-582 NEW HAVEN CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-583 BRIDGEPORT CT LEVEL 3 COMMUNICATIONS, LLC - CT
203-585 STAMFORD CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-586 WOODBURY CT TELEPORT COMMUNICATIONS GROUP - NEW YORK - CT
203-587 GEORGETOWN CT CABLEVISION LIGHTPATH, INC. - CT
203-588 STAMFORD CT CABLEVISION LIGHTPATH, INC. - CT
203-589 NEW HAVEN CT SPRINT SPECTRUM L.P.
203-591 WATERBURY CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-592 WATERBURY CT NEW CINGULAR WIRELESS PCS, LLC - MA
203-593 NORWALK CT ARCH WIRELESS HOLDINGS, INC.
203-594 NEW CANAAN CT CABLEVISION LIGHTPATH, INC. - CT
203-595 STAMFORD CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-596 WATERBURY CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-597 WATERBURY CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-598 WATERBURY CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-599 MERIDEN CT AT&T LOCAL
203-601 TRUMBULL CT TELEPORT COMMUNICATIONS GROUP - NEW YORK - CT
203-602 STAMFORD CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-603 NEW HAVEN CT SOUTHERN NEW ENGLAND TELEPHONE CO.
203-604 NORWALK CT BROADWING COMMUNICATIONS, LLC - CT
203-605 NEW HAVEN CT CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT
203-606 NEW HAVEN CT OMNIPOINT COMMUNICATIONS, INC. - CT
203-607 STAMFORD CT BROOKS FIBER COMMUNICATIONS - CONNECTICUT