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NPA: 503 [Rate centres in NPA 503] [Dial plan for NPA 503]

Block: A

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
503-301 A Portland OR PTLDOR69X1X  6630 USA MOBILITY WIRELESS, INC. 672      
503-302 A Salem OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-303 A Clackamas OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-304 A Salem OR SALMOR59DS0  9638 QWEST CORPORATION 672      
503-305 A Clackamas OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-306 A Portland OR PTLDOR69DS1  9638 QWEST CORPORATION 672      
503-307 A Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-308 A Clatskanie OR TGRDORAODS0  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-309 A Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-310 A Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-312 A Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-313 A Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-314 A Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-315 A Salem OR SALMOR58DS0  9638 QWEST CORPORATION 672      
503-316 A Salem OR SALMOR58DS0  9638 QWEST CORPORATION 672      
503-317 A Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-318 A Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-319 A Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-320 A Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-321 A Portland OR PTLDOR69DS1  9638 QWEST CORPORATION 672      
503-322 A Garibaldi OR GRBLORXARS0  4520 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR 672      
503-323 A Portland OR PTLDOR69DS1  9638 QWEST CORPORATION 672      
503-324 A Beaverton OR BVTNORXBPS3  517K ZIPLY FIBER PACIFIC, LLC DBA ZIPLY FIBER 672      
503-325 A Astoria OR ASTROR64DS0  9638 QWEST CORPORATION 672      
503-326 A Portland OR PTLDOR69DS0  9638 QWEST CORPORATION 672      
503-327 A Portland OR TGRDORAODS0  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-328 A Gresham OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-329 A Portland OR BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-330 A Beaverton OR PTLJORIY0MD  5562 METROPCS, INC. 672      
503-331 A Portland OR PTLDOR12DS0  9638 QWEST CORPORATION 672      
503-332 A Beaverton OR PTLJORIY0MD  5562 METROPCS, INC. 672      
503-333 A Portland OR BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-334 A Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-335 A Portland OR PTLDOR12DS0  9638 QWEST CORPORATION 672      
503-336 A Beaverton OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672      
503-337 A Estacada OR ESCDORXXDS0  2371 CASCADE UTILITIES, INC. 672      
503-338 A Astoria OR ASTROR64DS0  9638 QWEST CORPORATION 672      
503-339 A Salem OR   3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-340 A Portland OR PTLDOR69DS0  9638 QWEST CORPORATION 672      
503-341 A Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-342 A Clackamas OR   3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-343 A Clackamas OR   3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-344 A Clackamas OR   3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-345 A Portland OR   3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-346 A Portland OR PTLDOR69DS1  9638 QWEST CORPORATION 672      
503-347 A Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-348 A Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-349 A Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-350 A Beaverton OR BVTNORXBDS1  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-351 A Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-352 A Beaverton OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-353 A Clackamas OR MLWKOR17DS0  9638 QWEST CORPORATION 672      
503-354 A Tillamook OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-355 A Rockaway OR RKWYORXARS0  4520 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR 672      
503-356 A Beaverton OR ALOHORXXDS1  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-357 A Beaverton OR FRGVORXXCG0  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-358 A Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-359 A Beaverton OR FRGVORXXCG0  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-360 A Portland OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-361 A Salem OR SALMOR58DS0  9638 QWEST CORPORATION 672      
503-362 A Salem OR SALMOR58DS0  9638 QWEST CORPORATION 672      
503-363 A Salem OR SALMOR58DS0  9638 QWEST CORPORATION 672      
503-364 A Salem OR SALMOR58DS0  9638 QWEST CORPORATION 672      
503-365 A Salem OR SALMOR58DS0  9638 QWEST CORPORATION 672      
503-366 A St Helens OR STHNOR40DS1  9638 QWEST CORPORATION 672      
503-367 A Portland OR BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-368 A Nehalem OR NHLMORXADS0  2387 NEHALEM TELECOMMS, INC. DBA NEHALEM TEL & TEL 672      
503-369 A St Helens OR BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-370 A Salem OR SALMOR58DS0  9638 QWEST CORPORATION 672      
503-371 A Salem OR SALMOR58DS0  9638 QWEST CORPORATION 672      
503-372 A Beaverton OR TGRDORAODS0  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-373 A Salem OR SALMOR58DS0  9638 QWEST CORPORATION 672      
503-374 A Tillamook OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-375 A Salem OR SALMOR58DS0  9638 QWEST CORPORATION 672      
503-376 A McMinnville OR   3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-377 A Bay City OR BYCYORXARS0  4520 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR 672      
503-378 A Salem OR SALMOR58DS0  9638 QWEST CORPORATION 672      
503-379 A McMinnville OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-380 A Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-381 A Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-382 A Portland OR TGRDORAODS0  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-383 A Salem OR TGRDORAODS0  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-384 A Portland OR PTLDOR02DS0  9638 QWEST CORPORATION 672      
503-385 A Salem OR SALMORAEDS0  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-386 A Knappa OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-387 A Clackamas OR TGRDORAODS0  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-388 A Portland OR BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-389 A North Plains OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-390 A Salem OR SALMOR59DS0  9638 QWEST CORPORATION 672      
503-391 A Salem OR SALMOR58DS0  9638 QWEST CORPORATION 672      
503-392 A Cloverdale OR CODLORXARS0  4520 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR 672      
503-393 A Salem OR SALMOR59DS0  9638 QWEST CORPORATION 672      
503-394 A Scio OR SCIOORXADS0  2397 SCIO MUTUAL TEL. CO. 672      
503-395 A Rainier OR TGRDORAODS0  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-396 A St Helens OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-397 A St Helens OR STHNOR40DS1  9638 QWEST CORPORATION 672      
503-398 A Beaver OR BEVRORXARS0  4520 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR 672      
503-399 A Salem OR SALMOR58DS0  9638 QWEST CORPORATION 672      
503-400 A Salem OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-401 A Portland OR PTLDOR11DS0  9638 QWEST CORPORATION 672      

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Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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