Area Codes > 231 > Central Office Codes
Exchange | Rate Center | State | Operating Company |
---|---|---|---|
231-200 | MI | ||
231-201 | CHIPPEWALK | MI | CENTENNIAL MICHIANA LICENSE COMPANY LLC |
231-202 | MECOSTA | MI | CENTENNIAL MICHIANA LICENSE COMPANY LLC |
231-203 | ALANSON | MI | DOBSON CELLULAR SYSTEMS, INC. |
231-204 | FIFE LAKE | MI | ARCH WIRELESS HOLDINGS, INC. |
231-205 | BRUTUS | MI | TELNET WORLDWIDE, INC. |
231-206 | MUSKEGON | MI | NEXTEL COMMUNICATIONS, INC. |
231-207 | HONOR | MI | TELNET WORLDWIDE, INC. |
231-208 | BOYNEFALLS | MI | TELNET WORLDWIDE, INC. |
231-209 | SUTTONSBAY | MI | TELNET WORLDWIDE, INC. |
231-211 | MI | ||
231-214 | LE ROY | MI | ARCH WIRELESS HOLDINGS, INC. |
231-215 | MUSKEGON | MI | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
231-217 | BEAR LAKE | MI | TELNET WORLDWIDE, INC. |
231-218 | TRAVERSECY | MI | NEXTEL COMMUNICATIONS, INC. |
231-219 | MERRITT | MI | TELNET WORLDWIDE, INC. |
231-220 | MUSKEGON | MI | LOCAL EXCHANGE CARRIERS OF MICHIGAN, INC.-MI |
231-222 | EASTJORDAN | MI | LEVEL 3 COMMUNICATIONS, LLC - MI |
231-223 | OLDMISSION | MI | PENINSULA TELEPHONE CO. |
231-224 | FREMONT | MI | LUCRE, INC. |
231-225 | FREMONT | MI | LEVEL 3 COMMUNICATIONS, LLC - MI |
231-226 | GLEN LAKE | MI | TELNET WORLDWIDE, INC. |
231-228 | GLEN LAKE | MI | CENTURYTEL OF MICHIGAN, INC. |
231-229 | MOORESTOWN | MI | CENTURYTEL OF MICHIGAN, INC. |
231-230 | ELMIRA | MI | TELNET WORLDWIDE, INC. |
231-231 | MI | ||
231-232 | MOORESTOWN | MI | TELNET WORLDWIDE, INC. |
231-233 | LUDINGTON | MI | ALLTEL COMMUNICATIONS, INC. - MI |
231-235 | LEVERING | MI | TELNET WORLDWIDE, INC. |
231-236 | LAKE CITY | MI | TELNET WORLDWIDE, INC. |
231-237 | CHARLEVOIX | MI | AMERITECH MICHIGAN |
231-238 | INDIAN RIV | MI | AMERITECH MICHIGAN |
231-239 | LUDINGTON | MI | CENTURYTEL WIRELESS, INC.-MI |
231-240 | LAKE ANN | MI | TELNET WORLDWIDE, INC. |
231-241 | PENTWATER | MI | DAYSTARR, LLC DBA DAYSTARR COMMUNICATIONS - MI |
231-242 | HARBOR SPG | MI | AMERITECH MICHIGAN |
231-243 | ALANSON | MI | TELNET WORLDWIDE, INC. |
231-249 | CHEBOYGAN | MI | LUCRE, INC. |
231-250 | BIG RAPIDS | MI | ALLTEL COMMUNICATIONS, INC. - MI |
231-255 | ONEKAMA | MI | ARCH WIRELESS HOLDINGS, INC. |
231-256 | LKLEELANAU | MI | AMERITECH MICHIGAN |
231-258 | KALKASKA | MI | AMERITECH MICHIGAN |
231-259 | SHELBY | MI | CHARTER FIBERLINK - MICHIGAN, LLC - MI |
231-262 | ELMIRA | MI | ACD TELECOM, INC. - MI |
231-263 | KINGSLEY | MI | CENTURY TELEPHONE CO. OF NORTHERN MICHIGAN |
231-264 | ELK RAPIDS | MI | AMERITECH MICHIGAN |
231-266 | IRONS | MI | AMERITECH MICHIGAN |
231-267 | WILLIAMSBG | MI | AMERITECH MICHIGAN |
231-268 | CHEBOYGAN | MI | CENTURYTEL WIRELESS, INC.-MI |
231-269 | BUCKLEY | MI | ACE TELEPHONE CO. OF MICHIGAN, INC. |
231-271 | SUTTONSBAY | MI | CENTURYTEL OF MICHIGAN, INC. |
231-274 | TRAVERSECY | MI | AMERICAN MESSAGING (AM), INC. |
231-275 | LAKE ANN | MI | CENTURYTEL OF MICHIGAN, INC. |
231-276 | INTERLOCHN | MI | AMERITECH MICHIGAN |
231-282 | GRANT | MI | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
231-286 | MUSKEGON | MI | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
231-287 | BIG RAPIDS | MI | CENTURYTEL WIRELESS, INC.-MI |
231-288 | MUSKEGON | MI | NEW CINGULAR WIRELESS PCS, LLC - IL |
231-290 | INDIAN RIV | MI | DOBSON CELLULAR SYSTEMS, INC. |
231-301 | HART | MI | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
231-302 | PETOSKEY | MI | LUCRE, INC. |
231-305 | BIG RAPIDS | MI | TELNET WORLDWIDE, INC. |
231-306 | CADILLAC | MI | TELNET WORLDWIDE, INC. |
231-307 | MORLEY | MI | CENTENNIAL MICHIANA LICENSE COMPANY LLC |
231-308 | CHARLEVOIX | MI | TELNET WORLDWIDE, INC. |
231-309 | MANISTEE | MI | TELNET WORLDWIDE, INC. |
231-311 | MI | ||
231-312 | FRANKFORT | MI | TELNET WORLDWIDE, INC. |
231-313 | TRAVERSECY | MI | DOBSON CELLULAR SYSTEMS, INC. |
231-314 | KALKASKA | MI | TELNET WORLDWIDE, INC. |
231-315 | MUSKEGON | MI | ARCH WIRELESS HOLDINGS, INC. |
231-316 | LUDINGTON | MI | TELNET WORLDWIDE, INC. |
231-317 | BOYNE CITY | MI | ARCH WIRELESS HOLDINGS, INC. |
231-318 | TRAVERSECY | MI | ARCH WIRELESS HOLDINGS, INC. |
231-319 | MACKINAWCY | MI | TELNET WORLDWIDE, INC. |
231-320 | MUSKEGON | MI | VERIZON NORTH INC.-MI |
231-322 | TRCHRIVBDG | MI | VERIZON NORTH INC.-MI |
231-323 | EASTJORDAN | MI | LUCRE, INC. |
231-325 | HONOR | MI | CENTURYTEL OF MICHIGAN, INC. |
231-326 | GLEN LAKE | MI | CENTURYTEL OF MICHIGAN, INC. |
231-327 | MUSKEGON | MI | CENTURYTEL WIRELESS, INC.-MI |
231-328 | MERRITT | MI | CENTURYTEL OF MICHIGAN, INC. |
231-329 | MUSKEGON | MI | ALLTEL COMMUNICATIONS, INC. - MI |
231-330 | PETOSKEY | MI | ALLTEL COMMUNICATIONS, INC. - MI |
231-331 | ALDEN | MI | VERIZON NORTH INC.-MI |
231-332 | MUSKEGON | MI | TELNET WORLDWIDE, INC. |
231-333 | CHEBOYGAN | MI | LEVEL 3 COMMUNICATIONS, LLC - MI |
231-334 | GLEN LAKE | MI | CENTURYTEL OF MICHIGAN, INC. |
231-335 | FREMONT | MI | CENTENNIAL MICHIANA LICENSE COMPANY LLC |
231-336 | LUDINGTON | MI | ARCH WIRELESS HOLDINGS, INC. |
231-337 | MCBAIN | MI | LUCRE, INC. |
231-338 | BALDWIN | MI | LUCRE, INC. |
231-339 | MUSKEGON | MI | AMERICAN MESSAGING (AM), INC. |
231-340 | ELMIRA | MI | ALLTEL COMMUNICATIONS, INC. - MI |
231-341 | CHEBOYGAN | MI | AMERICAN MESSAGING (AM), INC. |
231-342 | TRAVERSECY | MI | ALLTEL COMMUNICATIONS, INC. - MI |
231-343 | MUSKEGON | MI | SPRINT SPECTRUM L.P.- MI |
231-344 | PETOSKEY | MI | TELNET WORLDWIDE, INC. |
231-345 | REED CITY | MI | LUCRE, INC. |
231-346 | TRAVERSECY | MI | TELNET WORLDWIDE, INC. |