Local Calling Guide
Area code/prefix search
NPA: 503
[Rate centres in NPA 503]
[Dial plan for NPA 503]
NXX: 420
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 503-420
| A |
Dallas |
OR |
PTLJORIY0MD |
6529 T-MOBILE USA, INC. |
672 |
|
|
|
| 503-420
| 0 |
Dallas |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2010-06-19 |
|
| 503-420
| 1 |
Dallas |
OR |
PTLDOR13DS4 |
157F PEERLESS NETWORK OF OREGON, LLC - OR |
672 |
|
2023-09-29 |
|
| 503-420
| 2 |
Dallas |
OR |
PTLJORIY1MD |
5562 METROPCS, INC. |
672 |
|
2006-12-23 |
|
| 503-420
| 3 |
Dallas |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2010-10-03 |
|
| 503-420
| 4 |
Dallas |
OR |
HMTNOR210MD |
352D CHARTER FIBERLINK OR-CCVII, LLC - OR |
672 |
|
2014-04-11 |
|
| 503-420
| 5 |
Dallas |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2014-10-18 |
|
| 503-420
| 6 |
Dallas |
OR |
PTLDOR62GT2 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
672 |
|
2014-10-31 |
|
| 503-420
| 7 |
Dallas |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2014-11-30 |
|
| 503-420
| 8 |
Dallas |
OR |
PTLDOR69UMD |
076F BANDWIDTH.COM CLEC, LLC - OR |
672 |
|
2014-11-30 |
|
| 503-420
| 9 |
Dallas |
OR |
PTLJORIY0MD |
6529 T-MOBILE USA, INC. |
672 |
|
|
|
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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