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 |
| 503-914
| 9 |
Portland |
OR |
PTLJORIY0MD |
6529 T-MOBILE USA, INC. |
672 |
|
2004-02-07 |
|
| 503-915
| A |
Portland |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
|
|
| 503-915
| 0 |
Portland |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2009-02-08 |
|
| 503-915
| 1 |
Portland |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2009-02-08 |
|
| 503-915
| 2 |
Portland |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2009-10-23 |
|
| 503-915
| 3 |
Portland |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2009-10-23 |
|
| 503-915
| 4 |
Portland |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2009-10-23 |
|
| 503-915
| 5 |
Portland |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2009-10-23 |
|
| 503-915
| 6 |
Portland |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2009-10-23 |
|
| 503-915
| 7 |
Portland |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2009-10-23 |
|
| 503-915
| 8 |
Portland |
OR |
PTLDORWNAMD |
5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR |
672 |
|
2009-09-09 |
|
| 503-915
| 9 |
Portland |
OR |
PTLDORWNAMD |
5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR |
672 |
|
2009-09-09 |
|
| 503-916
| A |
Portland |
OR |
PTLDOR69DS0 |
9638 QWEST CORPORATION |
672 |
|
|
|
| 503-916
| 0 |
Portland |
OR |
PTLDOR69DS0 |
9638 QWEST CORPORATION |
672 |
|
|
|
| 503-916
| 1 |
Portland |
OR |
PTLDOR69DS0 |
9638 QWEST CORPORATION |
672 |
|
|
|
| 503-916
| 2 |
Portland |
OR |
PTLDOR69DS0 |
9638 QWEST CORPORATION |
672 |
|
|
|
| 503-916
| 3 |
Portland |
OR |
PTLDOR69DS0 |
9638 QWEST CORPORATION |
672 |
|
|
|
| 503-916
| 4 |
Portland |
OR |
PTLDOR69DS0 |
9638 QWEST CORPORATION |
672 |
|
|
|
| 503-916
| 5 |
Portland |
OR |
PTLDOR69DS0 |
9638 QWEST CORPORATION |
672 |
|
|
|
| 503-916
| 6 |
Portland |
OR |
PTLDOR69DS0 |
9638 QWEST CORPORATION |
672 |
|
|
|
| 503-916
| 7 |
Portland |
OR |
PTLDOR69DS0 |
9638 QWEST CORPORATION |
672 |
|
|
|
| 503-916
| 8 |
Portland |
OR |
PTLDOR69DS0 |
9638 QWEST CORPORATION |
672 |
|
|
|
| 503-916
| 9 |
Portland |
OR |
PTLJORIY0MD |
6529 T-MOBILE USA, INC. |
672 |
|
2004-02-07 |
|
| 503-917
| A |
Dallas |
OR |
PTLJORIY0MD |
6529 T-MOBILE USA, INC. |
672 |
|
|
|
| 503-917
| 0 |
Dallas |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2014-06-13 |
|
| 503-917
| 1 |
Dallas |
OR |
PTLJORIY0MD |
6529 T-MOBILE USA, INC. |
672 |
|
|
|
| 503-917
| 2 |
Dallas |
OR |
PTLEORTEPS0 |
7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM |
672 |
|
2014-04-30 |
|
| 503-917
| 3 |
Dallas |
OR |
PTLDORWADS2 |
750E ONVOY, LLC - OR |
672 |
|
2015-04-07 |
|
| 503-917
| 4 |
Dallas |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2015-05-23 |
|
| 503-917
| 5 |
Dallas |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2015-05-23 |
|
| 503-917
| 6 |
Dallas |
OR |
THDLORXADMD |
7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR |
672 |
|
2013-01-02 |
|
| 503-917
| 7 |
Dallas |
OR |
PTLDORWAXKY |
936F ASTOUND BROADBAND, LLC - OR |
672 |
|
2015-03-15 |
|
| 503-917
| 8 |
Dallas |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2015-06-15 |
|
| 503-917
| 9 |
Dallas |
OR |
PTLJORIY0MD |
6529 T-MOBILE USA, INC. |
672 |
|
|
|
| 503-918
| A |
Salem |
OR |
PTLDOR69X1X |
6630 USA MOBILITY WIRELESS, INC. |
672 |
|
|
|
| 503-919
| A |
Clackamas |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
|
|
| 503-919
| 0 |
Clackamas |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
|
|
| 503-919
| 1 |
Clackamas |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
|
|
| 503-919
| 2 |
Clackamas |
OR |
PTLDORWADS2 |
750E ONVOY, LLC - OR |
672 |
|
2007-06-08 |
|
| 503-919
| 3 |
Clackamas |
OR |
PTLDORWADS2 |
750E ONVOY, LLC - OR |
672 |
|
2007-06-08 |
|
| 503-919
| 4 |
Clackamas |
OR |
|
750E ONVOY, LLC - OR |
672 |
|
2026-01-04 |
|
| 503-919
| 5 |
Clackamas |
OR |
PTLJORIY0MD |
5562 METROPCS, INC. |
672 |
|
2014-11-09 |
|
| 503-919
| 6 |
Clackamas |
OR |
PTLJORIY0MD |
5562 METROPCS, INC. |
672 |
|
2014-11-09 |
|
| 503-919
| 7 |
Clackamas |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2015-05-15 |
|
| 503-919
| 8 |
Clackamas |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
|
|
| 503-919
| 9 |
Clackamas |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
|
|
| 503-920
| A |
Portland |
OR |
PTLDOR69X1X |
6630 USA MOBILITY WIRELESS, INC. |
672 |
|
|
|
| 503-921
| A |
Portland |
OR |
PTLDOR69X1X |
6630 USA MOBILITY WIRELESS, INC. |
672 |
|
|
|
| 503-922
| A |
Portland |
OR |
TGRDORAODS0 |
7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR |
672 |
|
|
|
| 503-922
| 0 |
Portland |
OR |
PTLDOR69X9X |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
672 |
|
2005-08-18 |
|
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Last updated: Thu, 05 Feb 2026 23:41:55 UTC
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