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Area Codes > 313 > Central Office Codes

Exchange Rate Center State Operating Company
313-200 MI
313-201 DETROITZN4 MI AMERICAN MESSAGING (AM), INC.
313-202 DETROITZN1 MI TELEPORT COMMUNICATIONS GROUP AMERICA - MI
313-203 DETROITZN6 MI TELEPORT COMMUNICATIONS GROUP AMERICA - MI
313-204 DETROITZN5 MI NEW CINGULAR WIRELESS PCS, LLC - IL
313-205 DETROITZN5 MI SPRINT SPECTRUM L.P.
313-206 DETROITZN6 MI AMERITECH MICHIGAN
313-207 DETROITZN5 MI SPRINT SPECTRUM L.P.
313-208 DETROITZN1 MI WINSTAR COMMUNICATIONS, LLC - MI
313-209 DETROITZN6 MI ARCH WIRELESS HOLDINGS, INC.
313-210 DETROITZN5 MI ARCH WIRELESS HOLDINGS, INC.
313-211 MI
313-212 DETROITZN5 MI NEW CINGULAR WIRELESS PCS, LLC - IL
313-213 DETROITZN6 MI OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC
313-215 DETROITZN5 MI NEXTEL COMMUNICATIONS, INC.
313-216 DETROITZN6 MI XO MICHIGAN, INC.
313-217 DETROITZN5 MI ARCH WIRELESS HOLDINGS, INC.
313-218 DETROITZN5 MI NEXTEL COMMUNICATIONS, INC.
313-219 DETROITZN5 MI ARCH WIRELESS HOLDINGS, INC.
313-220 DETROITZN5 MI NEXTEL COMMUNICATIONS, INC.
313-221 DETROITZN1 MI AMERITECH MICHIGAN
313-222 DETROITZN1 MI AMERITECH MICHIGAN
313-223 DETROITZN1 MI AMERITECH MICHIGAN
313-224 DETROITZN1 MI AMERITECH MICHIGAN
313-225 DETROITZN1 MI AMERITECH MICHIGAN
313-226 DETROITZN1 MI AMERITECH MICHIGAN
313-227 DETROITZN1 MI MCIMETRO, ATS, INC.
313-228 DETROITZN6 MI GLOBAL CROSSING TELEMANAGEMENT, INC.-MI
313-230 DETROITZN1 MI MCIMETRO, ATS, INC.
313-231 DETROITZN6 MI OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC
313-232 DETROITZN5 MI AMERITECH MICHIGAN
313-233 DETROITZN5 MI AMERITECH MICHIGAN
313-234 DETROITZN1 MI AMERITECH MICHIGAN
313-235 DETROITZN1 MI AMERITECH MICHIGAN
313-237 DETROITZN1 MI AMERITECH MICHIGAN
313-238 DETROITZN5 MI ARCH WIRELESS HOLDINGS, INC.
313-239 DETROITZN5 MI ARCH WIRELESS HOLDINGS, INC.
313-240 DETROITZN6 MI AMERITECH MICHIGAN
313-242 DETROITZN5 MI PHONE MICHIGAN
313-243 DETROITZN4 MI PHONE MICHIGAN
313-244 DETROITZN5 MI NEW CINGULAR WIRELESS PCS, LLC - IL
313-245 DETROITZN2 MI AMERITECH MICHIGAN
313-247 DETROITZN6 MI OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC
313-248 DETROITZN6 MI AMERITECH MICHIGAN
313-249 DETROITZN5 MI AMERITECH MICHIGAN
313-250 DETROITZN5 MI ARCH WIRELESS HOLDINGS, INC.
313-252 DETROITZN3 MI AMERITECH MICHIGAN
313-253 DETROITZN6 MI AMERITECH MICHIGAN
313-254 DETROITZN6 MI LEVEL 3 COMMUNICATIONS, LLC - MI
313-255 DETROITZN5 MI AMERITECH MICHIGAN
313-256 DETROITZN1 MI AMERITECH MICHIGAN
313-257 DETROITZN5 MI ARCH WIRELESS HOLDINGS, INC.
313-258 DETROITZN6 MI OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC
313-259 DETROITZN1 MI AMERITECH MICHIGAN
313-260 DETROITZN5 MI AMERICAN MESSAGING (AM), INC.
313-261 DETROITZN1 MI AMERICAN MESSAGING (AM), INC.
313-262 DETROITZN1 MI XO MICHIGAN, INC.
313-263 DETROITZN1 MI AT&T LOCAL
313-267 DETROITZN2 MI AMERITECH MICHIGAN
313-268 DETROITZN5 MI CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI
313-269 DETROITZN5 MI CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI
313-270 DETROITZN4 MI AMERITECH MICHIGAN
313-271 DETROITZN6 MI AMERITECH MICHIGAN
313-272 DETROITZN4 MI AMERITECH MICHIGAN
313-273 DETROITZN4 MI AMERITECH MICHIGAN
313-274 DETROITZN6 MI AMERITECH MICHIGAN
313-275 DETROITZN5 MI AMERITECH MICHIGAN
313-276 DETROITZN5 MI ARCH WIRELESS HOLDINGS, INC.
313-277 DETROITZN6 MI AMERITECH MICHIGAN
313-278 DETROITZN6 MI AMERITECH MICHIGAN
313-279 DETROITZN4 MI BROADWING COMMUNICATIONS, LLC - MI
313-280 DETROITZN1 MI ARCH WIRELESS HOLDINGS, INC.
313-281 DETROITZN3 MI BROADWING COMMUNICATIONS, LLC - MI
313-282 DETROITZN5 MI SPRINT SPECTRUM L.P.
313-283 DETROITZN5 MI SPRINT SPECTRUM L.P.
313-285 DETROITZN1 MI CBEYOND COMMUNICATIONS, LLC - MI
313-286 DETROITZN5 MI XO MICHIGAN, INC.
313-289 DETROITZN6 MI OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC
313-291 DETROITZN6 MI AMERITECH MICHIGAN
313-292 DETROITZN6 MI AMERITECH MICHIGAN
313-293 DETROITZN1 MI NEXTEL COMMUNICATIONS, INC.
313-294 DETROITZN6 MI AMERITECH MICHIGAN
313-295 DETROITZN6 MI AMERITECH MICHIGAN
313-297 DETROITZN6 MI AMERITECH MICHIGAN
313-299 DETROITZN6 MI AMERITECH MICHIGAN
313-300 DETROITZN5 MI CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI
313-301 DETROITZN5 MI AMERICAN MESSAGING (AM), INC.
313-302 DETROITZN5 MI AMERITECH MICHIGAN
313-303 DETROITZN5 MI NEW CINGULAR WIRELESS PCS, LLC - IL
313-304 DETROITZN5 MI NEXTEL COMMUNICATIONS, INC.
313-305 DETROITZN3 MI PHONE MICHIGAN
313-306 DETROITZN5 MI ARCH WIRELESS HOLDINGS, INC.
313-308 DETROITZN2 MI PHONE MICHIGAN
313-309 DETROITZN1 MI PHONE MICHIGAN
313-310 DETROITZN5 MI NEW CINGULAR WIRELESS PCS, LLC - IL
313-311 MI
313-314 DETROITZN6 MI ARCH WIRELESS HOLDINGS, INC.
313-316 DETROITZN5 MI CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI
313-317 DETROITZN6 MI AMERITECH MICHIGAN
313-318 DETROITZN5 MI NEW CINGULAR WIRELESS PCS, LLC - IL