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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
503-906 6 Beaverton OR   7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-906 7 Beaverton OR   7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-906 8 Beaverton OR   7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672   2006-12-31   
503-906 9 Beaverton OR   7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-907 A Gresham OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-907 0 Gresham OR   7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-907 1 Gresham OR   7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-907 2 Gresham OR   7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672   2006-05-19   
503-907 3 Gresham OR   7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672   2009-11-30   
503-907 4 Gresham OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672   2016-04-15   
503-907 5 Gresham OR   750E ONVOY, LLC - OR 672      
503-907 6 Gresham OR   750E ONVOY, LLC - OR 672      
503-907 7 Gresham OR   750E ONVOY, LLC - OR 672      
503-907 8 Gresham OR   750E ONVOY, LLC - OR 672      
503-907 9 Gresham OR   750E ONVOY, LLC - OR 672      
503-908 A Clackamas OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672      
503-908 0 Clackamas OR   318J COMCAST IP PHONE, LLC 672   2008-01-01   
503-908 1 Clackamas OR   318J COMCAST IP PHONE, LLC 672   2010-10-25   
503-908 2 Clackamas OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2014-06-13   
503-908 3 Clackamas OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2014-06-13   
503-908 4 Clackamas OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2014-06-13   
503-908 5 Clackamas OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2014-06-13   
503-908 6 Clackamas OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2014-06-13   
503-908 7 Clackamas OR   318J COMCAST IP PHONE, LLC 672   2012-07-29   
503-908 8 Clackamas OR   318J COMCAST IP PHONE, LLC 672   2013-11-13   
503-908 9 Clackamas OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2015-05-15   
503-909 A Portland OR PTLDOR69DS1  9638 QWEST CORPORATION 672      
503-910 A Salem OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-912 A Gresham OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672      
503-912 0 Gresham OR   318J COMCAST IP PHONE, LLC 672   2006-11-19   
503-912 1 Gresham OR   318J COMCAST IP PHONE, LLC 672   2008-02-01   
503-912 2 Gresham OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2016-08-26   
503-912 3 Gresham OR   318J COMCAST IP PHONE, LLC 672   2010-09-26   
503-912 4 Gresham OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2013-07-28   
503-912 5 Gresham OR   829J PAETEC ITEL, LLC 672   2008-10-15   
503-912 6 Gresham OR   318J COMCAST IP PHONE, LLC 672   2013-05-31   
503-912 7 Gresham OR   750E ONVOY, LLC - OR 672   2007-05-28   
503-912 8 Gresham OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2011-08-19   
503-912 9 Gresham OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2013-07-28   
503-913 A Portland OR BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-914 A Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-914 0 Portland OR   3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-914 1 Portland OR   3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-914 2 Portland OR   750E ONVOY, LLC - OR 672      
503-914 3 Portland OR   318J COMCAST IP PHONE, LLC 672   2017-03-30   
503-914 4 Portland OR   750E ONVOY, LLC - OR 672      
503-914 5 Portland OR   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672   2003-12-08   
503-914 6 Portland OR   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672   2003-12-08   
503-914 7 Portland OR   6529 T-MOBILE USA, INC. 672   2003-12-31   
503-914 8 Portland OR   6529 T-MOBILE USA, INC. 672   2003-12-31   
503-914 9 Portland OR   6529 T-MOBILE USA, INC. 672   2004-02-07   
503-915 A Portland OR BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-915 0 Portland OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672   2009-02-08   
503-915 1 Portland OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672   2009-02-08   
503-915 2 Portland OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672   2009-10-23   
503-915 3 Portland OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672   2009-10-23   
503-915 4 Portland OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672   2009-10-23   
503-915 5 Portland OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672   2009-10-23   
503-915 6 Portland OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672   2009-10-23   
503-915 7 Portland OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672   2009-10-23   
503-915 8 Portland OR   5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2009-09-09   
503-915 9 Portland OR   5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2009-09-09   
503-916 A Portland OR PTLDOR69DS0  9638 QWEST CORPORATION 672      
503-916 0 Portland OR   9638 QWEST CORPORATION 672      
503-916 1 Portland OR   9638 QWEST CORPORATION 672      
503-916 2 Portland OR   9638 QWEST CORPORATION 672      
503-916 3 Portland OR   9638 QWEST CORPORATION 672      
503-916 4 Portland OR   9638 QWEST CORPORATION 672      
503-916 5 Portland OR   9638 QWEST CORPORATION 672      
503-916 6 Portland OR   9638 QWEST CORPORATION 672      
503-916 7 Portland OR   9638 QWEST CORPORATION 672      
503-916 8 Portland OR   9638 QWEST CORPORATION 672      
503-916 9 Portland OR   6529 T-MOBILE USA, INC. 672   2004-02-07   
503-917 A Dallas OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-917 0 Dallas OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2014-06-13   
503-917 1 Dallas OR   6529 T-MOBILE USA, INC. 672      
503-917 2 Dallas OR   7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672   2014-04-30   
503-917 3 Dallas OR   750E ONVOY, LLC - OR 672   2015-04-07   
503-917 4 Dallas OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2015-05-23   
503-917 5 Dallas OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2015-05-23   
503-917 6 Dallas OR   7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672   2013-01-02   
503-917 7 Dallas OR   936F ASTOUND BROADBAND, LLC - OR 672   2015-03-15   
503-917 8 Dallas OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672   2015-06-15   
503-917 9 Dallas OR   6529 T-MOBILE USA, INC. 672      
503-918 A Salem OR PTLDOR69X1X  6630 USA MOBILITY WIRELESS, INC. 672      
503-919 A Clackamas OR BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-919 0 Clackamas OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-919 1 Clackamas OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-919 2 Clackamas OR   750E ONVOY, LLC - OR 672   2007-06-08   
503-919 3 Clackamas OR   750E ONVOY, LLC - OR 672   2007-06-08   
503-919 4 Clackamas OR   750E ONVOY, LLC - OR 672   2026-01-04   
503-919 5 Clackamas OR   5562 METROPCS, INC. 672   2014-11-09   
503-919 6 Clackamas OR   5562 METROPCS, INC. 672   2014-11-09   
503-919 7 Clackamas OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2015-05-15   
503-919 8 Clackamas OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-919 9 Clackamas OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-920 A Portland OR PTLDOR69X1X  6630 USA MOBILITY WIRELESS, INC. 672      
503-921 A Portland OR PTLDOR69X1X  6630 USA MOBILITY WIRELESS, INC. 672      
503-922 A Portland OR TGRDORAODS0  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-922 0 Portland OR   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672   2005-08-18   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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