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

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
503-514 A Portland OR PTLDOR69X1X  6630 USA MOBILITY WIRELESS, INC. 672      
503-515 A Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-516 A Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-517 A Portland OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-518 A Clackamas OR CNBYORXA0MD  461J BEAVER CREEK COOPERATIVE TELEPHONE COMPANY - OR 672      
503-519 A Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-519 0 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-519 1 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-519 2 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-519 3 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-519 4 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-519 5 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-519 6 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-519 7 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-519 8 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-519 9 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-520 A Beaverton OR BVTNORXBDS1  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-521 A Beaverton OR TGRDORXCDS0  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-521 0 Beaverton OR TGRDORXCDS0  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-521 1 Beaverton OR TGRDORXCDS0  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-521 2 Beaverton OR TGRDORXCDS0  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-521 3 Beaverton OR TGRDORXCDS0  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-521 4 Beaverton OR TGRDORXCDS0  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-521 5 Beaverton OR TGRDORXCDS0  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-521 6 Beaverton OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2008-09-04   
503-521 7 Beaverton OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672   2012-07-19   
503-521 8 Beaverton OR TGRDORXCDS0  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-521 9 Beaverton OR TGRDORXCDS0  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-522 A Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-523 A Beaverton OR   3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-523 0 Beaverton OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-523 1 Beaverton OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-523 2 Beaverton OR   3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-523 3 Beaverton OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672   2025-06-27   
503-523 4 Beaverton OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-523 5 Beaverton OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-523 6 Beaverton OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2006-04-07   
503-523 7 Beaverton OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2006-04-07   
503-523 8 Beaverton OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2006-06-11   
503-523 9 Beaverton OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2006-06-11   
503-524 A Beaverton OR TGRDORXCDS0  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-525 A Portland OR PTLDOR69DS1  9638 QWEST CORPORATION 672      
503-526 A Beaverton OR BVTNORXBDS1  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-527 A Portland OR PTLDOR69X1X  6630 USA MOBILITY WIRELESS, INC. 672      
503-528 A Portland OR PTLDOR12DS0  9638 QWEST CORPORATION 672      
503-528 0 Portland OR PTLDOR12DS0  9638 QWEST CORPORATION 672      
503-528 1 Portland OR PTLDOR12DS0  9638 QWEST CORPORATION 672      
503-528 2 Portland OR PTLDOR12DS0  9638 QWEST CORPORATION 672      
503-528 3 Portland OR PTLDOR12DS0  9638 QWEST CORPORATION 672      
503-528 4 Portland OR BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672   2004-09-25   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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