Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
503-473 0 Portland OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-473 1 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2003-06-09   
503-473 2 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2003-06-09   
503-473 3 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2003-06-09   
503-473 4 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2003-06-09   
503-473 5 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2003-06-09   
503-473 6 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2004-04-19   
503-473 7 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2003-11-26   
503-473 8 Portland OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672   2003-05-12   
503-473 9 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2005-08-04   
503-474 A McMinnville OR MMVLORXXDS1  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-474 0 McMinnville OR MMVLORXXDS1  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-474 1 McMinnville OR MMVLORXXDS1  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-474 2 McMinnville OR MMVLORXXDS1  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-474 3 McMinnville OR MMVLORXXDS1  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-474 4 McMinnville OR MMVLORXXDS1  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-474 5 McMinnville OR MMVLORXXDS1  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-474 6 McMinnville OR MMVLORXXDS1  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-474 7 McMinnville OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-474 8 McMinnville OR MMVLORXXDS1  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-474 9 McMinnville OR MMVLORXXDS1  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-475 A Portland OR PTLDOR62GT2  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-476 A Newberg OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-476 0 Newberg OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-476 1 Newberg OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672   2010-02-21   
503-476 2 Newberg OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2006-12-11   
503-476 3 Newberg OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2002-05-08   
503-476 4 Newberg OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2003-06-16   
503-476 5 Newberg OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2003-06-16   
503-476 6 Newberg OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2003-06-16   
503-476 7 Newberg OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2003-06-16   
503-476 8 Newberg OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-476 9 Newberg OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2005-01-13   
503-477 A Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-477 0 Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2007-02-09   
503-477 1 Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2007-02-09   
503-477 2 Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2007-02-09   
503-477 3 Portland OR PTLDOR62GT2  6010 NEW CINGULAR WIRELESS PCS, LLC 672   2007-03-07   
503-477 4 Portland OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672   2007-02-12   
503-477 5 Portland OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672   2007-02-12   
503-477 6 Portland OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672   2007-02-12   
503-477 7 Portland OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672   2007-02-12   
503-477 8 Portland OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672   2007-02-12   
503-477 9 Portland OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672   2007-02-12   
503-478 A Portland OR PTLDOR69DS1  9638 QWEST CORPORATION 672      
503-479 A Clackamas OR PTLEORXMAMD  7537 LEVEL 3 TELECOM OF OREGON, LLC - OR 672      
503-479 0 Clackamas OR PTLDORWAXKY  936F ASTOUND BROADBAND, LLC - OR 672   2009-07-20   
503-479 1 Clackamas OR PTLEORXMAMD  7537 LEVEL 3 TELECOM OF OREGON, LLC - OR 672      
503-479 2 Clackamas OR PTLDOR13DS4  157F PEERLESS NETWORK OF OREGON, LLC - OR 672   2015-10-17   
503-479 3 Clackamas OR PTLEORXMAMD  7537 LEVEL 3 TELECOM OF OREGON, LLC - OR 672      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.