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 |
| 503-498
| 4 |
Stafford-Sandy |
OR |
TGRDORAODS0 |
7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR |
672 |
|
|
|
| 503-498
| 5 |
Stafford-Sandy |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2011-06-04 |
|
| 503-498
| 6 |
Stafford-Sandy |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2011-06-04 |
|
| 503-498
| 7 |
Stafford-Sandy |
OR |
PTLJORIY0MD |
5562 METROPCS, INC. |
672 |
|
2017-04-17 |
|
| 503-498
| 8 |
Stafford-Sandy |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2012-08-12 |
|
| 503-498
| 9 |
Stafford-Sandy |
OR |
PTLDORWADS2 |
750E ONVOY, LLC - OR |
672 |
|
2021-06-17 |
|
| 503-499
| A |
Portland |
OR |
PTLDOR69DS1 |
9638 QWEST CORPORATION |
672 |
|
|
|
| 503-500
| A |
Portland |
OR |
PTLDORPBGT0 |
794G TELTRUST CORPORATION - OR |
672 |
|
|
|
| 503-500
| 0 |
Portland |
OR |
PTLDOR13X4X |
624H ONVOY SPECTRUM, LLC |
672 |
|
2022-01-05 |
|
| 503-500
| 1 |
Portland |
OR |
PTLDOR13X4X |
624H ONVOY SPECTRUM, LLC |
672 |
|
2022-01-05 |
|
| 503-500
| 2 |
Portland |
OR |
PTLDOR13X4X |
624H ONVOY SPECTRUM, LLC |
672 |
|
2022-01-05 |
|
| 503-500
| 3 |
Portland |
OR |
PTLDOR13X4X |
624H ONVOY SPECTRUM, LLC |
672 |
|
2022-01-05 |
|
| 503-500
| 4 |
Portland |
OR |
PTLDOR13X4X |
624H ONVOY SPECTRUM, LLC |
672 |
|
2022-01-05 |
|
| 503-500
| 5 |
Portland |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2009-06-06 |
|
| 503-500
| 6 |
Portland |
OR |
PTLDOR13X4X |
624H ONVOY SPECTRUM, LLC |
672 |
|
2022-01-05 |
|
| 503-500
| 7 |
Portland |
OR |
PTLDOR13X4X |
624H ONVOY SPECTRUM, LLC |
672 |
|
2022-01-05 |
|
| 503-500
| 8 |
Portland |
OR |
PTLDOR13X4X |
624H ONVOY SPECTRUM, LLC |
672 |
|
2022-01-05 |
|
| 503-500
| 9 |
Portland |
OR |
PTLDOR13X4X |
624H ONVOY SPECTRUM, LLC |
672 |
|
2022-01-05 |
|
| 503-501
| A |
Portland |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
|
|
| 503-501
| 0 |
Portland |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2008-05-15 |
|
| 503-501
| 1 |
Portland |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2008-05-15 |
|
| 503-501
| 2 |
Portland |
OR |
PTLDOR69X9X |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
672 |
|
2008-06-30 |
|
| 503-501
| 3 |
Portland |
OR |
PTLDOR69X9X |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
672 |
|
2008-06-30 |
|
| 503-501
| 4 |
Portland |
OR |
PTLDOR69X9X |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
672 |
|
2008-06-30 |
|
| 503-501
| 5 |
Portland |
OR |
PTLEORTEPS0 |
7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM |
672 |
|
2008-06-26 |
|
| 503-501
| 6 |
Portland |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2008-07-24 |
|
| 503-501
| 7 |
Portland |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2008-07-24 |
|
| 503-501
| 8 |
Portland |
OR |
BENDOR248MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2008-07-24 |
|
| 503-501
| 9 |
Portland |
OR |
PTLJORIY0MD |
6529 T-MOBILE USA, INC. |
672 |
|
2008-07-07 |
|
| 503-502
| A |
Portland |
OR |
PTLDORWNAMD |
5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR |
672 |
|
|
|
| 503-503
| A |
Sherwood |
OR |
BVTNORXBX1Y |
750E ONVOY, LLC - OR |
672 |
|
2024-08-06 |
|
| 503-503
| 0 |
Sherwood |
OR |
THDLORXABMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2025-01-12 |
|
| 503-503
| 1 |
Sherwood |
OR |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2025-09-19 |
|
| 503-503
| 2 |
Sherwood |
OR |
|
750E ONVOY, LLC - OR |
672 |
|
2026-01-09 |
|
| 503-503
| 3 |
Sherwood |
OR |
|
750E ONVOY, LLC - OR |
672 |
|
2026-01-09 |
|
| 503-503
| 4 |
Sherwood |
OR |
|
750E ONVOY, LLC - OR |
672 |
|
2026-01-09 |
|
| 503-503
| 5 |
Sherwood |
OR |
BVTNORXBX1Y |
750E ONVOY, LLC - OR |
672 |
|
2024-08-06 |
|
| 503-503
| 6 |
Sherwood |
OR |
BVTNORXBX1Y |
750E ONVOY, LLC - OR |
672 |
|
2024-08-06 |
|
| 503-503
| 7 |
Sherwood |
OR |
BVTNORXBX1Y |
750E ONVOY, LLC - OR |
672 |
|
2024-08-06 |
|
| 503-503
| 8 |
Sherwood |
OR |
BVTNORXBXMX |
624H ONVOY SPECTRUM, LLC |
672 |
|
2024-10-15 |
|
| 503-503
| 9 |
Sherwood |
OR |
BVTNORXBXMX |
624H ONVOY SPECTRUM, LLC |
672 |
|
2024-10-15 |
|
| 503-504
| A |
Portland |
OR |
PTLDORWNAMD |
5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR |
672 |
|
|
|
| 503-505
| A |
Portland |
OR |
PTLEORTEPS0 |
7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM |
672 |
|
|
|
| 503-505
| 0 |
Portland |
OR |
PTLDORWNAMD |
5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR |
672 |
|
2008-08-14 |
|
| 503-505
| 1 |
Portland |
OR |
PTLDORWNAMD |
5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR |
672 |
|
2008-08-14 |
|
| 503-505
| 2 |
Portland |
OR |
PTLDORWNAMD |
5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR |
672 |
|
2008-08-14 |
|
| 503-505
| 3 |
Portland |
OR |
PTLDORWNAMD |
5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR |
672 |
|
2008-10-04 |
|
| 503-505
| 4 |
Portland |
OR |
PTLDORWNAMD |
5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR |
672 |
|
2008-10-10 |
|
| 503-505
| 5 |
Portland |
OR |
PTLEORTEPS0 |
7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM |
672 |
|
2008-08-07 |
|
| 503-505
| 6 |
Portland |
OR |
PTLGORIA7MD |
3234 LEVEL 3 COMMUNICATIONS, LLC - OR |
672 |
|
2009-08-25 |
|
<< 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 >>
Last updated: Thu, 05 Feb 2026 23:41:55 UTC
Sponsored by: FiberConX Communications Ltd.
Like this site? We accept donations via PayPal.