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Area Codes > 630 > Central Office Codes

Exchange Rate Center State Operating Company
630-801 AURORA IL AMERITECH ILLINOIS
630-802 SUGARGROVE IL T-MOBILE USA, INC.
630-803 AURORA IL SPRINT SPECTRUM L.P.
630-804 ROSELLE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-805 LA GRANGE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-806 AURORA IL SPRINT SPECTRUM L.P.
630-807 ROSELLE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-808 ELMHURST IL SPRINT SPECTRUM L.P.
630-809 AURORA IL SPRINT SPECTRUM L.P.
630-810 DOWNERSGRV IL AMERITECH ILLINOIS
630-811 IL
630-812 LOMBARD IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-813 NAPERVILLE IL AMERITECH ILLINOIS
630-814 ROSELLE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-815 W CHICAGO IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-816 NORTHBROOK IL NEXTEL COMMUNICATIONS, INC.
630-817 NORTHBROOK IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
630-818 W CHICAGO IL MCIMETRO, ATS, INC.
630-819 HINSDALE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-820 AURORA IL AMERITECH ILLINOIS
630-821 WARRENVL IL MCIMETRO, ATS, INC.
630-822 HINSDALE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-823 BARTLETT IL MCIMETRO, ATS, INC.
630-824 DOWNERSGRV IL OVATION COMMUNICATIONS OF ILLINOIS, INC.
630-825 ROSELLE IL OVATION COMMUNICATIONS OF ILLINOIS, INC.
630-826 ROSELLE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-827 LOMBARD IL OVATION COMMUNICATIONS, INC.
630-828 HINSDALE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-829 DOWNERSGRV IL AMERITECH ILLINOIS
630-830 BARTLETT IL AMERITECH ILLINOIS
630-831 LA GRANGE IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
630-832 ELMHURST IL AMERITECH ILLINOIS
630-833 ELMHURST IL AMERITECH ILLINOIS
630-834 ELMHURST IL AMERITECH ILLINOIS
630-835 ELMHURST IL OVATION COMMUNICATIONS OF ILLINOIS, INC.
630-836 WARRENVL IL AMERITECH ILLINOIS
630-837 BARTLETT IL AMERITECH ILLINOIS
630-838 MAYWOOD IL ARCH WIRELESS HOLDINGS, INC.
630-839 NAPERVILLE IL BROADWING COMMUNICATIONS, LLC - IL
630-840 BATAVIA IL AMERITECH ILLINOIS
630-841 LA GRANGE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-842 LA GRANGE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-843 NORTHBROOK IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
630-844 AURORA IL AMERITECH ILLINOIS
630-845 GENEVA IL AMERITECH ILLINOIS
630-846 LA GRANGE IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
630-847 LOMBARD IL YMAX COMMUNICATIONS CORP. - IL
630-848 NAPERVILLE IL AMERITECH ILLINOIS
630-849 AURORA IL T-MOBILE USA, INC.
630-850 HINSDALE IL AMERITECH ILLINOIS
630-851 AURORA IL AMERITECH ILLINOIS
630-852 DOWNERSGRV IL AMERITECH ILLINOIS
630-853 NAPERVILLE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-854 NAPERVILLE IL T-MOBILE USA, INC.
630-855 BARTLETT IL TELEPORT COMMUNICATIONS GROUP - CHICAGO
630-856 HINSDALE IL AMERITECH ILLINOIS
630-857 NAPERVILLE IL AMERITECH ILLINOIS
630-858 GLEN ELLYN IL AMERITECH ILLINOIS
630-859 AURORA IL AMERITECH ILLINOIS
630-860 BENSENVL IL AMERITECH ILLINOIS
630-861 HINSDALE IL MCI WORLDCOM COMMUNICATIONS, INC. - IL
630-862 AURORA IL AMERITECH ILLINOIS
630-863 LEMONT IL T-MOBILE USA, INC.
630-864 NAPERVILLE IL T-MOBILE USA, INC.
630-865 LA GRANGE IL SPRINT SPECTRUM L.P.
630-866 GLEN ELLYN IL TELEPORT COMMUNICATIONS GROUP - CHICAGO
630-867 LA GRANGE IL ARCH WIRELESS HOLDINGS, INC.
630-868 WHEATON IL BROADWING COMMUNICATIONS, LLC - IL
630-870 AURORA IL TELEPORT COMMUNICATIONS GROUP - CHICAGO
630-871 WHEATON IL AMERITECH ILLINOIS
630-872 ROSELLE IL AMERITECH ILLINOIS
630-873 LOMBARD IL BROADWING COMMUNICATIONS, LLC - IL
630-874 DOWNERSGRV IL MCI WORLDCOM COMMUNICATIONS, INC. - IL
630-875 ITASCA IL AMERITECH ILLINOIS
630-876 W CHICAGO IL AMERITECH ILLINOIS
630-877 W CHICAGO IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-878 LA GRANGE IL NEXTEL COMMUNICATIONS, INC.
630-879 BATAVIA IL AMERITECH ILLINOIS
630-880 LA GRANGE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-881 NAPERVILLE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-882 YORKVILLE IL AT&T LOCAL
630-883 ELGIN IL LEVEL 3 COMMUNICATIONS, LLC - IL
630-884 BIG ROCK IL XO ILLINOIS, INC.
630-885 NAPERVILLE IL T-MOBILE USA, INC.
630-886 LA GRANGE IL SPRINT SPECTRUM L.P.
630-887 HINSDALE IL AMERITECH ILLINOIS
630-888 AURORA IL T-MOBILE USA, INC.
630-889 LOMBARD IL AMERITECH ILLINOIS
630-890 WHEATON IL T-MOBILE USA, INC.
630-891 HINSDALE IL OVATION COMMUNICATIONS OF ILLINOIS, INC.
630-892 AURORA IL AMERITECH ILLINOIS
630-893 ROSELLE IL AMERITECH ILLINOIS
630-894 ROSELLE IL AMERITECH ILLINOIS
630-895 LA GRANGE IL ARCH WIRELESS HOLDINGS, INC.
630-896 AURORA IL AMERITECH ILLINOIS
630-897 AURORA IL AMERITECH ILLINOIS
630-898 AURORA IL AMERITECH ILLINOIS
630-899 ROSELLE IL NEW CINGULAR WIRELESS PCS, LLC - IL
630-900 IL
630-901 NAPERVILLE IL UNITED STATES CELLULAR CORP. - ILLINOIS