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.

Portland, OR

<< 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 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
503-886 2 PTLDOR69DS0  9638 QWEST CORPORATION 672      
503-886 3 PTLDOR69DS0  9638 QWEST CORPORATION 672      
503-886 4 PTLDOR69DS0  9638 QWEST CORPORATION 672      
503-886 5 PTLDOR69DS0  9638 QWEST CORPORATION 672      
503-886 6 PTLDOR69DS0  9638 QWEST CORPORATION 672      
503-886 7 PTLDOR69DS0  9638 QWEST CORPORATION 672      
503-886 8 PTLDORWADS2  750E ONVOY, LLC - OR 672   2004-11-20   
503-886 9 PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2004-11-07   
503-887 A BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-888 A PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-889 A PTLDOR62DS2  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-889 0 PTLDOR13XFX  318J COMCAST IP PHONE, LLC 672   2014-02-27   
503-889 1 PTLDOR62DS2  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-889 2 PTLDOR62DS2  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-889 3 PTLDOR62DS2  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-889 4 PTLDOR62DS2  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-889 5 PTLDOR62DS2  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-889 6 PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2003-11-26   
503-889 7 PTLDOR62DS2  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-889 8 PTLDOR62DS2  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-889 9 PTLDOR62DS2  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-890 A PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-890 0 PTLJORIY0MD  5562 METROPCS, INC. 672      
503-890 1 PTLJORIY0MD  5562 METROPCS, INC. 672      
503-890 2 PTLJORIY0MD  5562 METROPCS, INC. 672      
503-890 3 PTLJORIY0MD  5562 METROPCS, INC. 672      
503-890 4 PTLJORIY0MD  5562 METROPCS, INC. 672      
503-890 5 PTLJORIY0MD  5562 METROPCS, INC. 672      
503-890 6 PTLJORIY0MD  5562 METROPCS, INC. 672      
503-890 7 PTLJORIY0MD  5562 METROPCS, INC. 672      
503-890 8 PTLJORIY0MD  5562 METROPCS, INC. 672      
503-890 9 PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-891 A PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-891 0 PTLJORIY0MD  5562 METROPCS, INC. 672      
503-891 1 PTLJORIY0MD  5562 METROPCS, INC. 672      
503-891 2 PTLJORIY0MD  5562 METROPCS, INC. 672      
503-891 3 PTLJORIY0MD  5562 METROPCS, INC. 672      
503-891 4 PTLJORIY0MD  5562 METROPCS, INC. 672      
503-891 5 PTLJORIY0MD  5562 METROPCS, INC. 672      
503-891 6 PTLJORIY0MD  5562 METROPCS, INC. 672      
503-891 7 PTLJORIY0MD  5562 METROPCS, INC. 672      
503-891 8 PTLJORIY0MD  5562 METROPCS, INC. 672      
503-891 9 PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-892 A PTLDOR17DS0  9638 QWEST CORPORATION 672      
503-893 A   515J IP HORIZON LLC 672      
503-893 0 BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672   2010-05-17   
503-893 1   515J IP HORIZON LLC 672   2009-09-06   
503-893 2 PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672   2010-08-12   
503-893 3 PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672   2010-05-17   
503-893 4 PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672   2010-08-12   

<< 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 >>

Last updated: Sat, 02 May 2026 12:20:53 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.