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Area Codes > 630 > Central Office Codes

Exchange Rate Center State Operating Company
630-700 IL
630-701 AURORA IL T-MOBILE USA, INC.
630-702 ROSELLE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-703 HINSDALE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-704 LA GRANGE IL AMERICAN MESSAGING (AM), INC.
630-705 LOMBARD IL AMERITECH ILLINOIS
630-706 HINSDALE IL AMERITECH ILLINOIS
630-707 NORTHBROOK IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
630-708 YORKVILLE IL SBC INTERNET SERVICES, INC.
630-709 ROSELLE IL UNITED STATES CELLULAR CORP. - ILLINOIS
630-710 LA GRANGE IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
630-711 IL
630-712 LA GRANGE IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
630-713 NAPERVILLE IL AMERITECH ILLINOIS
630-714 CHICGOZN01 IL AMERICAN MESSAGING (AM), INC.
630-715 ST CHARLES IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-716 HINSDALE IL TELEPORT COMMUNICATIONS GROUP - CHICAGO
630-717 NAPERVILLE IL AMERITECH ILLINOIS
630-718 NAPERVILLE IL AMERITECH ILLINOIS
630-719 DOWNERSGRV IL AMERITECH ILLINOIS
630-720 LA GRANGE IL ARCH WIRELESS HOLDINGS, INC.
630-721 NORTHBROOK IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
630-722 HINSDALE IL AMERITECH ILLINOIS
630-723 AURORA IL XO ILLINOIS, INC.
630-724 DOWNERSGRV IL AMERITECH ILLINOIS
630-725 DOWNERSGRV IL AMERITECH ILLINOIS
630-726 LA GRANGE IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
630-727 LA GRANGE IL AMERICAN MESSAGING (AM), INC.
630-728 LA GRANGE IL SPRINT SPECTRUM L.P.
630-729 DOWNERSGRV IL BROADWING COMMUNICATIONS, LLC - IL
630-730 NAPERVILLE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-731 NORTHBROOK IL ARCH WIRELESS HOLDINGS, INC.
630-732 NORTHBROOK IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
630-733 BIG ROCK IL TELEPORT COMMUNICATIONS GROUP - CHICAGO
630-734 HINSDALE IL AMERITECH ILLINOIS
630-735 ITASCA IL XO ILLINOIS, INC.
630-736 BARTLETT IL AMERITECH ILLINOIS
630-737 DOWNERSGRV IL AMERITECH ILLINOIS
630-738 LA GRANGE IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
630-739 LEMONT IL AMERITECH ILLINOIS
630-740 AURORA IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
630-741 BENSENVL IL XO ILLINOIS, INC.
630-742 NAPERVILLE IL NEXTEL COMMUNICATIONS, INC.
630-743 DOWNERSGRV IL TELEPORT COMMUNICATIONS GROUP - CHICAGO
630-744 ROSELLE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-745 NORTHBROOK IL UNITED STATES CELLULAR CORP. - ILLINOIS
630-746 SUGARGROVE IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
630-747 LA GRANGE IL SPRINT SPECTRUM L.P.
630-748 LOMBARD IL GLOBAL CROSSING LOCAL SERVICES, INC.-IL
630-749 ELMHURST IL GLOBAL CROSSING LOCAL SERVICES, INC.-IL
630-750 LA GRANGE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-751 ROSELLE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-752 WHEATON IL AMERITECH ILLINOIS
630-753 NAPERVILLE IL AMERITECH ILLINOIS
630-754 LEMONT IL XO ILLINOIS, INC.
630-755 LEMONT IL TELEPORT COMMUNICATIONS GROUP - CHICAGO
630-756 HINSDALE IL GLOBAL CROSSING LOCAL SERVICES, INC.-IL
630-757 BENSENVL IL GLOBAL CROSSING LOCAL SERVICES, INC.-IL
630-758 ELMHURST IL AMERITECH ILLINOIS
630-759 LEMONT IL AMERITECH ILLINOIS
630-760 ITASCA IL OVATION COMMUNICATIONS OF ILLINOIS, INC.
630-761 BATAVIA IL AMERITECH ILLINOIS
630-762 ST CHARLES IL AMERITECH ILLINOIS
630-763 AURORA IL ARCH WIRELESS HOLDINGS, INC.
630-764 ROSELLE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-765 WHEATON IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-766 BENSENVL IL AMERITECH ILLINOIS
630-767 ROSELLE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-768 NAPERVILLE IL NEXTEL COMMUNICATIONS, INC.
630-769 DOWNERSGRV IL AMERITECH ILLINOIS
630-770 AURORA IL SPRINT SPECTRUM L.P.
630-771 LEMONT IL AMERITECH ILLINOIS
630-772 NORTHBROOK IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
630-773 ITASCA IL AMERITECH ILLINOIS
630-774 LA GRANGE IL NEXTEL COMMUNICATIONS, INC.
630-775 ITASCA IL AMERITECH ILLINOIS
630-776 ELMHURST IL SPRINT SPECTRUM L.P.
630-777 SUGARGROVE IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
630-778 NAPERVILLE IL AMERITECH ILLINOIS
630-779 W CHICAGO IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-781 LA GRANGE IL SPRINT SPECTRUM L.P.
630-782 ELMHURST IL AMERITECH ILLINOIS
630-783 LEMONT IL AMERITECH ILLINOIS
630-784 WHEATON IL AMERITECH ILLINOIS
630-785 LOMBARD IL AT&T LOCAL
630-786 DOWNERSGRV IL GLOBAL CROSSING LOCAL SERVICES, INC.-IL
630-787 BENSENVL IL AMERITECH ILLINOIS
630-788 AURORA IL T-MOBILE USA, INC.
630-789 HINSDALE IL AMERITECH ILLINOIS
630-790 GLEN ELLYN IL AMERITECH ILLINOIS
630-791 WARRENVL IL TELEPORT COMMUNICATIONS GROUP - CHICAGO
630-792 LOMBARD IL AMERITECH ILLINOIS
630-793 GLEN ELLYN IL OVATION COMMUNICATIONS OF ILLINOIS, INC.
630-794 HINSDALE IL AMERITECH ILLINOIS
630-795 DOWNERSGRV IL AMERITECH ILLINOIS
630-796 CHICGOZN01 IL AMERITECH ILLINOIS
630-797 ST CHARLES IL MCIMETRO, ATS, INC.
630-798 NAPERVILLE IL AMERITECH ILLINOIS
630-799 NAPERVILLE IL AMERITECH ILLINOIS
630-800 AURORA IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL