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
503-200 A Portland OR BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-200 0 Portland OR BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672   2006-12-01   
503-200 1 Portland OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672   2007-08-13   
503-200 2 Portland OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672   2007-08-13   
503-200 3 Portland OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672   2007-08-13   
503-200 4 Portland OR BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672   2006-12-15   
503-200 5 Portland OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672   2007-07-31   
503-200 6 Portland OR PTLDOR13XRX  829J PAETEC ITEL, LLC 672   2014-10-03   
503-200 7 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2007-07-30   
503-200 8 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2007-08-17   
503-200 9 Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2007-08-25   
503-201 A Portland OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
503-202 A Portland OR PTLDOR69X1X  6630 USA MOBILITY WIRELESS, INC. 672      
503-203 A Portland OR PTLDOR02DS0  9638 QWEST CORPORATION 672      
503-204 A Portland OR PTLDOR69X1X  6630 USA MOBILITY WIRELESS, INC. 672      
503-205 A Portland OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-206 A Portland OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-206 0 Portland OR PTLDORWADS2  750E ONVOY, LLC - OR 672   2006-05-14   
503-206 1 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2006-06-24   
503-206 2 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2006-07-24   
503-206 3 Portland OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672   2006-07-08   
503-206 4 Portland OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672   2006-08-17   
503-206 5 Portland OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672   2006-08-17   
503-206 6 Portland OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672   2006-08-17   
503-206 7 Portland OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672   2006-09-17   
503-206 8 Portland OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672   2006-08-17   
503-206 9 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2006-09-22   
503-207 A Beaverton OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-207 0 Beaverton OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-207 1 Beaverton OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-207 2 Beaverton OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-207 3 Beaverton OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2011-09-02   
503-207 4 Beaverton OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-207 5 Beaverton OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672   2003-12-08   
503-207 6 Beaverton OR PTLDORWADS2  750E ONVOY, LLC - OR 672   2014-01-02   
503-207 7 Beaverton OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-207 8 Beaverton OR THDLORXABMD  6010 NEW CINGULAR WIRELESS PCS, LLC 672   2011-05-16   
503-207 9 Beaverton OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-208 A Portland OR BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-208 0 Portland OR BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672   2009-01-04   
503-208 1 Portland OR BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672   2009-01-05   
503-208 2 Portland OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672   2009-04-08   
503-208 3 Portland OR PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672   2009-04-08   
503-208 4 Portland OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672   2010-02-21   
503-208 5 Portland OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672   2010-02-21   
503-208 6 Portland OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672   2010-02-21   
503-208 7 Portland OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2010-02-22   
503-208 8 Portland OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2009-01-05   
503-208 9 Portland OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2010-02-22   
503-209 A Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-209 0 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-209 1 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-209 2 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-209 3 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-209 4 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-209 5 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-209 6 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-209 7 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-209 8 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-209 9 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-210 A Clackamas OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-210 0 Clackamas OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-210 1 Clackamas OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-210 2 Clackamas OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672   2007-07-03   
503-210 3 Clackamas OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672   2007-03-09   
503-210 4 Clackamas OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672   2008-10-04   
503-210 5 Clackamas OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2006-05-29   
503-210 6 Clackamas OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-210 7 Clackamas OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-210 8 Clackamas OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-210 9 Clackamas OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-212 A Clackamas OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-212 0 Clackamas OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-212 1 Clackamas OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-212 2 Clackamas OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-212 3 Clackamas OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672   2006-08-06   
503-212 4 Clackamas OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672   2010-10-03   
503-212 5 Clackamas OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-212 6 Clackamas OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-212 7 Clackamas OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-212 8 Clackamas OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-212 9 Clackamas OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-213 A Beaverton OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-213 0 Beaverton OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2011-02-04   
503-213 1 Beaverton OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672   2010-11-19   
503-213 2 Beaverton OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-213 3 Beaverton OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2005-02-11   
503-213 4 Beaverton OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2002-05-08   
503-213 5 Beaverton OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-213 6 Beaverton OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-213 7 Beaverton OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-213 8 Beaverton OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-213 9 Beaverton OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-214 A Beaverton OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-214 0 Beaverton OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2011-02-04   
503-214 1 Beaverton OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672   2010-02-05   
503-214 2 Beaverton OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2005-02-11   
503-214 3 Beaverton OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672   2005-04-23   
503-214 4 Beaverton OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672   2009-06-26   
503-214 5 Beaverton OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 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: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.