Local Calling Guide
Area code/prefix search
Billings, OK
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 580-422
| A |
OKCYOKCEXJY |
409F ONVOY, LLC - OK |
536 |
|
|
|
| 580-422
| 0 |
OKCYOKCEXJZ |
624H ONVOY SPECTRUM, LLC |
536 |
|
2021-11-21 |
|
| 580-422
| 1 |
OKCYOKCEDS7 |
384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK |
536 |
|
2016-02-18 |
|
| 580-422
| 2 |
OKCYOKCEXJY |
409F ONVOY, LLC - OK |
536 |
|
2016-06-14 |
|
| 580-422
| 3 |
OKCYOKCEXJY |
409F ONVOY, LLC - OK |
536 |
|
2016-10-29 |
|
| 580-422
| 4 |
OKCYOKCEXJY |
409F ONVOY, LLC - OK |
536 |
|
2016-10-29 |
|
| 580-422
| 5 |
OKCYOKCEXJY |
409F ONVOY, LLC - OK |
536 |
|
2021-08-06 |
|
| 580-422
| 6 |
OKCYOKCEXJZ |
624H ONVOY SPECTRUM, LLC |
536 |
|
2021-07-04 |
|
| 580-422
| 7 |
OKCZOKZCFMD |
5257 LEVEL 3 COMMUNICATIONS, LLC - OK |
536 |
|
2019-06-28 |
|
| 580-422
| 9 |
OKCYOKCEXJZ |
624H ONVOY SPECTRUM, LLC |
536 |
|
2021-11-21 |
|
| 580-725
| A |
BLNGOKMARS1 |
9533 SOUTHWESTERN BELL |
536 |
|
|
|
| 580-725
| 0 |
OKCYOKCEXJZ |
624H ONVOY SPECTRUM, LLC |
536 |
|
2024-10-24 |
|
| 580-725
| 1 |
BLNGOKMARS1 |
9533 SOUTHWESTERN BELL |
536 |
|
|
|
| 580-725
| 2 |
OKCYOKCEXBZ |
073H TELNYX LLC |
536 |
|
2019-09-28 |
|
| 580-725
| 3 |
BLNGOKMARS1 |
9533 SOUTHWESTERN BELL |
536 |
|
|
|
| 580-725
| 5 |
OKCYOKCEXXY |
516C AT&T CORP. |
536 |
|
2011-08-25 |
|
| 580-725
| 7 |
OKCYOKCEXJY |
409F ONVOY, LLC - OK |
536 |
|
2016-04-15 |
|
| 580-725
| 8 |
OKCYOKCEXJY |
409F ONVOY, LLC - OK |
536 |
|
2016-04-15 |
|
| 580-725
| 9 |
OKCYOKCEXJZ |
624H ONVOY SPECTRUM, LLC |
536 |
|
2024-10-24 |
|
Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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