Local Calling Guide
Area code/prefix search
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 |
| 503-386
| 5 |
Knappa |
OR |
PTLDORWADS2 |
750E ONVOY, LLC - OR |
672 |
|
2014-01-02 |
|
| 503-386
| 6 |
Knappa |
OR |
PTLDORWAXDX |
508J CENTURYLINK COMMUNICATIONS, LLC |
672 |
|
2013-11-26 |
|
| 503-386
| 7 |
Knappa |
OR |
PTLDORWADS2 |
750E ONVOY, LLC - OR |
672 |
|
2008-11-02 |
|
| 503-386
| 8 |
Knappa |
OR |
PTLDORWADS2 |
750E ONVOY, LLC - OR |
672 |
|
2011-03-20 |
|
| 503-386
| 9 |
Knappa |
OR |
PTLDORWADS2 |
750E ONVOY, LLC - OR |
672 |
|
2014-01-02 |
|
| 503-387
| A |
Clackamas |
OR |
TGRDORAODS0 |
7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR |
672 |
|
|
|
| 503-387
| 0 |
Clackamas |
OR |
PTLJORIY0MD |
5562 METROPCS, INC. |
672 |
|
2017-03-27 |
|
| 503-387
| 1 |
Clackamas |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2017-04-27 |
|
| 503-387
| 2 |
Clackamas |
OR |
TGRDORAODS0 |
7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR |
672 |
|
|
|
| 503-387
| 3 |
Clackamas |
OR |
PTLDOR13XFX |
318J COMCAST IP PHONE, LLC |
672 |
|
2006-09-14 |
|
| 503-387
| 4 |
Clackamas |
OR |
TGRDORAODS0 |
7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR |
672 |
|
|
|
| 503-387
| 5 |
Clackamas |
OR |
PTLDOR13XFX |
318J COMCAST IP PHONE, LLC |
672 |
|
2006-09-14 |
|
| 503-387
| 6 |
Clackamas |
OR |
PTLDOR13XFX |
318J COMCAST IP PHONE, LLC |
672 |
|
2014-05-26 |
|
| 503-387
| 7 |
Clackamas |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2017-04-27 |
|
| 503-387
| 8 |
Clackamas |
OR |
TGRDORAODS0 |
7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR |
672 |
|
|
|
| 503-387
| 9 |
Clackamas |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2017-04-27 |
|
| 503-388
| A |
Portland |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
|
|
| 503-388
| 0 |
Portland |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2009-06-06 |
|
| 503-388
| 1 |
Portland |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2009-07-27 |
|
| 503-388
| 2 |
Portland |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2009-07-27 |
|
| 503-388
| 3 |
Portland |
OR |
PTLDORWADS2 |
750E ONVOY, LLC - OR |
672 |
|
2010-03-25 |
|
| 503-388
| 4 |
Portland |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2011-01-05 |
|
| 503-388
| 5 |
Portland |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2010-05-30 |
|
| 503-388
| 6 |
Portland |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2010-06-19 |
|
| 503-388
| 7 |
Portland |
OR |
PTLDORWADS2 |
750E ONVOY, LLC - OR |
672 |
|
2010-02-22 |
|
| 503-388
| 8 |
Portland |
OR |
PTLJORIY0MD |
6529 T-MOBILE USA, INC. |
672 |
|
2010-03-22 |
|
| 503-388
| 9 |
Portland |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2010-06-19 |
|
| 503-389
| A |
North Plains |
OR |
PTLDOR69X9X |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
672 |
|
|
|
| 503-389
| 0 |
North Plains |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2008-11-29 |
|
| 503-389
| 1 |
North Plains |
OR |
PTLDOR69X9X |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
672 |
|
2007-04-27 |
|
| 503-389
| 2 |
North Plains |
OR |
PTLDOR69X9X |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
672 |
|
2007-04-27 |
|
| 503-389
| 3 |
North Plains |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2010-02-20 |
|
| 503-389
| 4 |
North Plains |
OR |
|
750E ONVOY, LLC - OR |
672 |
|
2008-06-09 |
|
| 503-389
| 5 |
North Plains |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2010-11-20 |
|
| 503-389
| 6 |
North Plains |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2011-12-23 |
|
| 503-389
| 7 |
North Plains |
OR |
PTLDOR69X9X |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
672 |
|
2004-10-01 |
|
| 503-389
| 8 |
North Plains |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2011-12-23 |
|
| 503-389
| 9 |
North Plains |
OR |
PTLDOR13X4X |
624H ONVOY SPECTRUM, LLC |
672 |
|
2024-05-28 |
|
| 503-390
| A |
Salem |
OR |
SALMOR59DS0 |
9638 QWEST CORPORATION |
672 |
|
|
|
| 503-391
| A |
Salem |
OR |
SALMOR58DS0 |
9638 QWEST CORPORATION |
672 |
|
|
|
| 503-392
| A |
Cloverdale |
OR |
CODLORXARS0 |
4520 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR |
672 |
|
|
|
| 503-393
| A |
Salem |
OR |
SALMOR59DS0 |
9638 QWEST CORPORATION |
672 |
|
|
|
| 503-394
| A |
Scio |
OR |
SCIOORXADS0 |
2397 SCIO MUTUAL TEL. CO. |
672 |
|
|
|
| 503-395
| A |
Rainier |
OR |
TGRDORAODS0 |
7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR |
672 |
|
|
|
| 503-395
| 0 |
Rainier |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2011-03-24 |
|
| 503-395
| 1 |
Rainier |
OR |
PTLGORIA7MD |
3234 LEVEL 3 COMMUNICATIONS, LLC - OR |
672 |
|
2005-12-24 |
|
| 503-395
| 2 |
Rainier |
OR |
PTLGORIA7MD |
3234 LEVEL 3 COMMUNICATIONS, LLC - OR |
672 |
|
2004-06-03 |
|
| 503-395
| 3 |
Rainier |
OR |
PTLDORWADS2 |
750E ONVOY, LLC - OR |
672 |
|
2006-06-25 |
|
| 503-395
| 4 |
Rainier |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2011-04-04 |
|
| 503-395
| 5 |
Rainier |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2010-02-21 |
|
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Last updated: Thu, 05 Feb 2026 23:41:55 UTC
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