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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
503-290 0 Portland OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-290 1 Portland OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-290 2 Portland OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-290 3 Portland OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-290 4 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-290 5 Portland OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-290 6 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-290 7 Portland OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-290 8 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-290 9 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-291 A Portland OR PTLDOR02DS0  9638 QWEST CORPORATION 672      
503-292 A Portland OR PTLDOR02DS0  9638 QWEST CORPORATION 672      
503-293 A Portland OR PTLDOR17DS0  9638 QWEST CORPORATION 672      
503-294 A Portland OR PTLDOR69DS1  9638 QWEST CORPORATION 672      
503-295 A Portland OR PTLDOR69DS1  9638 QWEST CORPORATION 672      
503-296 A Portland OR PTLDOR02DS0  9638 QWEST CORPORATION 672      
503-297 A Portland OR PTLDOR02DS0  9638 QWEST CORPORATION 672      
503-298 A Astoria OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-298 0 Astoria OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-298 1 Astoria OR PTLDOR62GT2  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-298 2 Astoria OR ASTROR64DS0  9638 QWEST CORPORATION 672      
503-298 3 Astoria OR PTLDOR62GT2  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-298 4 Astoria OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-298 5 Astoria OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672      
503-298 6 Astoria OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672      
503-298 7 Astoria OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-298 8 Astoria OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-298 9 Astoria OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-299 A Portland OR PTLDOR69DS1  9638 QWEST CORPORATION 672      
503-300 A Bay City OR SHRDORXACMD  352D CHARTER FIBERLINK OR-CCVII, LLC - OR 672      
503-300 0 Bay City OR SHRDORXACMD  352D CHARTER FIBERLINK OR-CCVII, LLC - OR 672      
503-300 1 Bay City OR THDLORXAFMD  750E ONVOY, LLC - OR 672      
503-300 2 Bay City OR THDLORXAFMD  750E ONVOY, LLC - OR 672      
503-300 3 Bay City OR PTLDORWAXKY  936F ASTOUND BROADBAND, LLC - OR 672      
503-300 4 Bay City OR THDLORXAFMD  750E ONVOY, LLC - OR 672      
503-300 5 Bay City OR THDLORXAFMD  750E ONVOY, LLC - OR 672      
503-300 6 Bay City OR THDLORXAFMD  750E ONVOY, LLC - OR 672      
503-300 7 Bay City OR PTLDORWAXDX  508J CENTURYLINK COMMUNICATIONS, LLC 672      
503-300 8 Bay City OR SHRDORXA3MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-300 9 Bay City OR SHRDORXA3MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
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      
503-302 0 Salem OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-302 1 Salem OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-302 2 Salem OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-302 3 Salem OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-302 4 Salem OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-302 5 Salem OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-302 6 Salem OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-302 7 Salem OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-302 8 Salem OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-302 9 Salem OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-303 A Clackamas OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-303 0 Clackamas OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-303 1 Clackamas OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-303 2 Clackamas OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-303 3 Clackamas OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-303 4 Clackamas OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672      
503-303 5 Clackamas OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672      
503-303 6 Clackamas OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-303 7 Clackamas OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672      
503-303 8 Clackamas OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-303 9 Clackamas OR PTLDOR13XFX  318J COMCAST IP PHONE, 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      
503-305 0 Clackamas OR PTLDOR62GT2  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-305 1 Clackamas OR PTLDOR62GT2  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-305 2 Clackamas OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-305 3 Clackamas OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-305 4 Clackamas OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-305 5 Clackamas OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672      
503-305 6 Clackamas OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672      
503-305 7 Clackamas OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672      
503-305 8 Clackamas OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672      
503-305 9 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      
503-308 0 Clatskanie OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-308 1 Clatskanie OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672      
503-308 2 Clatskanie OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-308 3 Clatskanie OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-308 4 Clatskanie OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-308 5 Clatskanie OR TGRDORAODS0  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-308 6 Clatskanie OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-308 7 Clatskanie OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-308 8 Clatskanie OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672      
503-308 9 Clatskanie OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672      
503-309 A Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-309 0 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-309 1 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-309 2 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-309 3 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-309 4 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-309 5 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-309 6 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-309 7 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-309 8 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-309 9 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-310 A Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - 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 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.