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Area Codes > 412 > Central Office Codes

Exchange Rate Center State Operating Company
412-200 PTGSBNZN14 PA AT&T LOCAL
412-201 PTTSBGZON1 PA VERIZON PENNSYLVANIA, INC.
412-202 PTTSBGZON1 PA TELCOVE OF PENNSYLVANIA, INC. - PA
412-203 PTGSBNZN15 PA TELCOVE OF PENNSYLVANIA, INC. - PA
412-204 PTTSBGZON8 PA US LEC OF PENNSYLVANIA, INC.
412-205 PTTSBGZON5 PA TCG AMERICA PITTSBURGH, INC.
412-206 PTGSBNZN13 PA CHOICE ONE COMMUNICATIONS, INC.
412-207 PTTSBGZON6 PA TCG AMERICA PITTSBURGH, INC.
412-208 PTTSBGZON1 PA MCIMETRO, ATS, INC.
412-209 PTTSBGZON1 PA MCIMETRO, ATS, INC.
412-210 PA
412-211 PA
412-212 PTGSBNZN12 PA TELCOVE OF PENNSYLVANIA, INC. - PA
412-213 PTGSBNZN18 PA TCG AMERICA PITTSBURGH, INC.
412-215 PTTSBGZON1 PA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA
412-216 PTTSBGZON1 PA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA
412-217 WASHINGTON PA NEW CINGULAR WIRELESS PCS, LLC - IL
412-219 PTGSBNZN18 PA US LEC OF PENNSYLVANIA, INC.
412-220 PTGSBNZN13 PA VERIZON PENNSYLVANIA, INC.
412-221 PTGSBNZN13 PA VERIZON PENNSYLVANIA, INC.
412-222 PTTSBGZON1 PA TCG AMERICA PITTSBURGH, INC.
412-223 PTTSBGZON2 PA CORE COMMUNICATIONS, INC. - PA
412-224 PTTSBGZON1 PA COMMPARTNERS, LLC - PA
412-225 PTTSBGZON1 PA NEW CINGULAR WIRELESS PCS, LLC - IL
412-226 CLAIRTON PA TCG AMERICA PITTSBURGH, INC.
412-227 PTTSBGZON1 PA VERIZON PENNSYLVANIA, INC.
412-228 PTTSBGZON1 PA CITYNET PENNSYLVANIA, LLC - PA
412-229 PTGSBNZN22 PA US LEC OF PENNSYLVANIA, INC.
412-231 PTTSBGZON1 PA VERIZON PENNSYLVANIA, INC.
412-232 PTTSBGZON1 PA VERIZON PENNSYLVANIA, INC.
412-233 CLAIRTON PA VERIZON PENNSYLVANIA, INC.
412-234 PTTSBGZON1 PA VERIZON PENNSYLVANIA, INC.
412-235 PTTSBGZON1 PA GLOBAL CROSSING LOCAL SERVICES, INC.-PA
412-236 PTTSBGZON1 PA VERIZON PENNSYLVANIA, INC.
412-237 PTTSBGZON1 PA VERIZON PENNSYLVANIA, INC.
412-238 PTTSBGZON2 PA GLOBAL CROSSING LOCAL SERVICES, INC.-PA
412-240 PTGSBNZN14 PA AMERICAN MESSAGING (AM), INC.
412-241 PTTSBGZON4 PA VERIZON PENNSYLVANIA, INC.
412-242 PTTSBGZON4 PA VERIZON PENNSYLVANIA, INC.
412-243 PTTSBGZON4 PA VERIZON PENNSYLVANIA, INC.
412-244 PTTSBGZON4 PA VERIZON PENNSYLVANIA, INC.
412-245 PTGSBNZN22 PA TELCOVE OF PENNSYLVANIA, INC. - PA
412-246 PTTSBGZON1 PA CHOICE ONE COMMUNICATIONS, INC.
412-247 PTTSBGZON4 PA VERIZON PENNSYLVANIA, INC.
412-248 PTGSBNZN14 PA FULL SERVICE COMPUTING CORPORATION
412-249 PTGSBNZN14 PA TCG AMERICA PITTSBURGH, INC.
412-250 PTTSBGZON7 PA US LEC OF PENNSYLVANIA, INC.
412-251 PTTSBGZON1 PA COMCAST PHONE OF PENNSYLVANIA, LLC - PA
412-252 PTTSBGZON3 PA TCG AMERICA PITTSBURGH, INC.
412-253 PTTSBGZON6 PA PAETEC COMMUNICATIONS, INC. - PA
412-254 PTTSBGZON6 PA INTERMEDIA COMMUNICATIONS INC. - PA
412-255 PTTSBGZON1 PA VERIZON PENNSYLVANIA, INC.
412-256 PTTSBGZON4 PA VERIZON PENNSYLVANIA, INC.
412-257 PTGSBNZN13 PA VERIZON PENNSYLVANIA, INC.
412-258 PTTSBGZON1 PA INTERMEDIA COMMUNICATIONS INC. - PA
412-259 PTGSBNZN16 PA TCG AMERICA PITTSBURGH, INC.
412-260 PTTSBGZON1 PA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA
412-261 PTTSBGZON1 PA VERIZON PENNSYLVANIA, INC.
412-262 PTGSBNZN15 PA VERIZON PENNSYLVANIA, INC.
412-263 PTTSBGZON1 PA VERIZON PENNSYLVANIA, INC.
412-264 PTGSBNZN15 PA VERIZON PENNSYLVANIA, INC.
412-265 PTGSBNZN20 PA LEVEL 3 COMMUNICATIONS, LLC - PA
412-266 PTTSBGZON1 PA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA
412-267 PTGSBNZN10 PA TELCOVE OF PENNSYLVANIA, INC. - PA
412-268 PTTSBGZON1 PA VERIZON PENNSYLVANIA, INC.
412-269 PTGSBNZN15 PA VERIZON PENNSYLVANIA, INC.
412-270 PTGSBNZN14 PA ARCH WIRELESS HOLDINGS, INC.
412-271 PTTSBGZON4 PA VERIZON PENNSYLVANIA, INC.
412-272 PTGSBNZN14 PA ARCH WIRELESS HOLDINGS, INC.
412-273 PTTSBGZON4 PA VERIZON PENNSYLVANIA, INC.
412-274 PTGSBNZN12 PA ARCH WIRELESS HOLDINGS, INC.
412-276 PTGSBNZN14 PA VERIZON PENNSYLVANIA, INC.
412-277 PTTSBGZON1 PA LEAP WIRELESS INTL, INC. DBA CRICKET COMM, INC.
412-278 PTGSBNZN14 PA VERIZON PENNSYLVANIA, INC.
412-279 PTGSBNZN14 PA VERIZON PENNSYLVANIA, INC.
412-280 PTTSBGZON1 PA ARCH WIRELESS HOLDINGS, INC.
412-281 PTTSBGZON1 PA VERIZON PENNSYLVANIA, INC.
412-282 PTTSBGZON3 PA GLOBAL CROSSING LOCAL SERVICES, INC.-PA
412-283 PTGSBNZN12 PA PENN TELECOM, INC.
412-286 PTTSBGZON2 PA GLOBAL NAPS - PA
412-287 PTTSBGZON1 PA NEXTEL COMMUNICATIONS, INC.
412-288 PTTSBGZON1 PA VERIZON PENNSYLVANIA, INC.
412-289 INDIANA PA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA
412-291 PTTSBGZON1 PA VERIZON PENNSYLVANIA, INC.
412-292 PTGSBNZN13 PA NEXTEL COMMUNICATIONS, INC.
412-293 PTTSBGZON1 PA ARCH WIRELESS HOLDINGS, INC.
412-294 PTGSBNZN14 PA TELCOVE OF PENNSYLVANIA, INC. - PA
412-296 WASHINGTON PA AERIAL COMMUNICATIONS
412-297 PTTSBGZON1 PA MCIMETRO, ATS, INC.
412-298 PTTSBGZON1 PA NEW CINGULAR WIRELESS PCS, LLC - IL
412-299 PTGSBNZN15 PA VERIZON PENNSYLVANIA, INC.
412-300 PTGSBNZN14 PA ARCH WIRELESS HOLDINGS, INC.
412-301 PTTSBGZON2 PA COMCAST PHONE OF PENNSYLVANIA, LLC - PA
412-302 PTTSBGZON1 PA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA
412-303 PTTSBGZON1 PA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA
412-304 PTTSBGZON1 PA SPRINT SPECTRUM L.P.
412-305 PTGSBNZN14 PA AMERICAN MESSAGING (AM), INC.
412-306 PTTSBGZON6 PA VERIZON PENNSYLVANIA, INC.
412-307 PTTSBGZON2 PA CHOICE ONE COMMUNICATIONS, INC.
412-308 PTGSBNZN12 PA TCG AMERICA PITTSBURGH, INC.