Area Codes > 773 > Central Office Codes
Exchange | Rate Center | State | Operating Company |
---|---|---|---|
773-612 | CHICGOZN01 | IL | NEW CINGULAR WIRELESS PCS, LLC - IL |
773-613 | CHICGOZN01 | IL | NEW CINGULAR WIRELESS PCS, LLC - IL |
773-614 | CHICGOZN10 | IL | T-MOBILE USA, INC. |
773-615 | CHICGOZN10 | IL | UNITED STATES CELLULAR CORP. - ILLINOIS |
773-616 | CHICGOZN01 | IL | UNITED STATES CELLULAR CORP. - ILLINOIS |
773-617 | CHICGOZN01 | IL | NEXTEL COMMUNICATIONS, INC. |
773-618 | CHICGOZN01 | IL | NEW CINGULAR WIRELESS PCS, LLC - IL |
773-619 | CHICGOZN03 | IL | NEXTEL COMMUNICATIONS, INC. |
773-620 | CHICGOZN03 | IL | NEW CINGULAR WIRELESS PCS, LLC - IL |
773-621 | CHICGOZN03 | IL | SPRINT SPECTRUM L.P. |
773-622 | CHICGOZN05 | IL | AMERITECH ILLINOIS |
773-623 | CHICGOZN01 | IL | NEW CINGULAR WIRELESS PCS, LLC - IL |
773-624 | CHICGOZN07 | IL | AMERITECH ILLINOIS |
773-625 | CHICGOZN05 | IL | AMERITECH ILLINOIS |
773-626 | CHICGOZN05 | IL | AMERITECH ILLINOIS |
773-627 | CHICGOZN08 | IL | OVATION COMMUNICATIONS OF ILLINOIS, INC. |
773-628 | CHICGOZN03 | IL | TELEPORT COMMUNICATIONS GROUP - CHICAGO |
773-629 | CHICGOZN10 | IL | T-MOBILE USA, INC. |
773-631 | CHICGOZN03 | IL | AMERITECH ILLINOIS |
773-632 | CHICGOZN03 | IL | MCI WORLDCOM COMMUNICATIONS, INC. - IL |
773-633 | CHICGOZN07 | IL | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
773-634 | CHICGOZN04 | IL | MCI WORLDCOM COMMUNICATIONS, INC. - IL |
773-635 | CHICGOZN06 | IL | GLOBAL CROSSING LOCAL SERVICES, INC.-IL |
773-636 | CHICGOZN01 | IL | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
773-637 | CHICGOZN05 | IL | AMERITECH ILLINOIS |
773-638 | CHICGOZN06 | IL | AMERITECH ILLINOIS |
773-639 | CHICGOZN03 | IL | SPRINT SPECTRUM L.P. |
773-640 | CHICGOZN06 | IL | OVATION COMMUNICATIONS OF ILLINOIS, INC. |
773-641 | CHICGOZN03 | IL | NEXTEL COMMUNICATIONS, INC. |
773-642 | CHICGOZN03 | IL | SPRINT SPECTRUM L.P. |
773-643 | CHICGOZN07 | IL | AMERITECH ILLINOIS |
773-644 | CHICGOZN01 | IL | AIR FREE PAGING |
773-645 | CHICGOZN04 | IL | AMERITECH ILLINOIS |
773-646 | CHICGOZN09 | IL | AMERITECH ILLINOIS |
773-647 | CHICGOZN03 | IL | SPRINT SPECTRUM L.P. |
773-648 | CHICGOZN06 | IL | OVATION COMMUNICATIONS OF ILLINOIS, INC. |
773-649 | CHICGOZN02 | IL | OVATION COMMUNICATIONS OF ILLINOIS, INC. |
773-650 | CHICGOZN06 | IL | AMERITECH ILLINOIS |
773-651 | CHICGOZN07 | IL | AMERITECH ILLINOIS |
773-652 | CHICGOZN01 | IL | ARCH WIRELESS HOLDINGS, INC. |
773-653 | CHICGOZN03 | IL | OVATION COMMUNICATIONS OF ILLINOIS, INC. |
773-654 | CHICGOZN02 | IL | OVATION COMMUNICATIONS OF ILLINOIS, INC. |
773-655 | CHICGOZN03 | IL | SPRINT SPECTRUM L.P. |
773-656 | CHICGOZN10 | IL | T-MOBILE USA, INC. |
773-657 | CHICGOZN03 | IL | UNITED STATES CELLULAR CORP. - ILLINOIS |
773-658 | CHICGOZN05 | IL | OVATION COMMUNICATIONS OF ILLINOIS, INC. |
773-659 | CHICGOZN01 | IL | NEW CINGULAR WIRELESS PCS, LLC - IL |
773-660 | CHICGOZN10 | IL | AMERITECH ILLINOIS |
773-661 | CHICGOZN04 | IL | OVATION COMMUNICATIONS OF ILLINOIS, INC. |
773-662 | CHICGOZN01 | IL | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
773-663 | CHICGOZN03 | IL | OVATION COMMUNICATIONS OF ILLINOIS, INC. |
773-664 | CHICGOZN05 | IL | OVATION COMMUNICATIONS OF ILLINOIS, INC. |
773-665 | CHICGOZN04 | IL | AMERITECH ILLINOIS |
773-667 | CHICGOZN07 | IL | AMERITECH ILLINOIS |
773-668 | CHICGOZN05 | IL | LEVEL 3 COMMUNICATIONS, LLC - IL |
773-670 | CHICGOZN03 | IL | ARCH WIRELESS HOLDINGS, INC. |
773-671 | CHICGOZN01 | IL | UNITED STATES CELLULAR CORP. - ILLINOIS |
773-672 | CHICGOZN10 | IL | T-MOBILE USA, INC. |
773-673 | CHICGOZN05 | IL | OVATION COMMUNICATIONS OF ILLINOIS, INC. |
773-674 | CHICGOZN06 | IL | AMERITECH ILLINOIS |
773-676 | CHICGOZN05 | IL | TELEPORT COMMUNICATIONS GROUP - CHICAGO |
773-677 | CHICGOZN03 | IL | NEW CINGULAR WIRELESS PCS, LLC - IL |
773-678 | CHICGOZN03 | IL | SPRINT SPECTRUM L.P. |
773-679 | CHICGOZN10 | IL | T-MOBILE USA, INC. |
773-680 | CHICGOZN03 | IL | NEW CINGULAR WIRELESS PCS, LLC - IL |
773-681 | CHICGOZN02 | IL | MCIMETRO, ATS, INC. |
773-682 | CHICGOZN03 | IL | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
773-683 | CHICGOZN03 | IL | SPRINT SPECTRUM L.P. |
773-684 | CHICGOZN07 | IL | AMERITECH ILLINOIS |
773-685 | CHICGOZN03 | IL | AMERITECH ILLINOIS |
773-686 | CHICGOZN11 | IL | AMERITECH ILLINOIS |
773-687 | CHICGOZN04 | IL | TELEPORT COMMUNICATIONS GROUP - CHICAGO |
773-688 | CHICGOZN05 | IL | SIGECOM, LLC - IL |
773-689 | CHICGOZN01 | IL | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
773-691 | CHICGOZN08 | IL | T-MOBILE USA, INC. |
773-692 | CHICGOZN05 | IL | ARCH WIRELESS HOLDINGS, INC. |
773-693 | CHICGOZN03 | IL | AMERITECH ILLINOIS |
773-694 | CHICGOZN11 | IL | AMERITECH ILLINOIS |
773-695 | CHICGOZN03 | IL | AMERITECH ILLINOIS |
773-696 | CHICGOZN06 | IL | OVATION COMMUNICATIONS OF ILLINOIS, INC. |
773-697 | CHICGOZN04 | IL | OVATION COMMUNICATIONS OF ILLINOIS, INC. |
773-698 | CHICGOZN04 | IL | T-MOBILE USA, INC. |
773-699 | CHICGOZN03 | IL | UNITED STATES CELLULAR CORP. - ILLINOIS |
773-700 | IL | ||
773-701 | CHICGOZN10 | IL | T-MOBILE USA, INC. |
773-702 | CHICGOZN07 | IL | AMERITECH ILLINOIS |
773-704 | CHICGOZN03 | IL | T-MOBILE USA, INC. |
773-705 | CHICGOZN10 | IL | GLOBALCOM, INC.-IL |
773-706 | CHICGOZN03 | IL | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
773-710 | CHICGOZN03 | IL | NEW CINGULAR WIRELESS PCS, LLC - IL |
773-711 | IL | ||
773-713 | CHICGOZN01 | IL | AMERICAN MESSAGING (AM), INC. |
773-714 | CHICGOZN03 | IL | AMERITECH ILLINOIS |
773-715 | CHICGOZN06 | IL | T-MOBILE USA, INC. |
773-716 | CHICGOZN01 | IL | UNITED STATES CELLULAR CORP. - ILLINOIS |
773-718 | CHICGOZN01 | IL | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
773-719 | CHICGOZN01 | IL | UNITED STATES CELLULAR CORP. - ILLINOIS |
773-720 | CHICGOZN01 | IL | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
773-721 | CHICGOZN09 | IL | AMERITECH ILLINOIS |
773-722 | CHICGOZN06 | IL | AMERITECH ILLINOIS |