Local Calling Guide
Area code/prefix search
Hillsdale, OK
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 580-325
| A |
OKCYOKCEXJY |
409F ONVOY, LLC - OK |
536 |
|
|
|
| 580-325
| 0 |
|
384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK |
536 |
|
2016-02-19 |
|
| 580-325
| 1 |
|
073H TELNYX LLC |
536 |
|
2019-09-28 |
|
| 580-325
| 2 |
|
409F ONVOY, LLC - OK |
536 |
|
2020-07-11 |
|
| 580-325
| 3 |
|
409F ONVOY, LLC - OK |
536 |
|
2020-07-11 |
|
| 580-325
| 5 |
|
516C AT&T CORP. |
536 |
|
2011-08-25 |
|
| 580-325
| 6 |
|
409F ONVOY, LLC - OK |
536 |
|
2016-06-14 |
|
| 580-325
| 7 |
|
409F ONVOY, LLC - OK |
536 |
|
2021-03-04 |
|
| 580-325
| 8 |
|
409F ONVOY, LLC - OK |
536 |
|
2021-03-04 |
|
| 580-325
| 9 |
|
390E CEBRIDGE TELECOM OK, LLC DBA SUDDENLINK COMMS - OK |
536 |
|
2022-11-11 |
|
| 580-635
| A |
HLDLOKMARL0 |
9533 SOUTHWESTERN BELL |
536 |
|
|
|
| 580-635
| 0 |
|
624H ONVOY SPECTRUM, LLC |
536 |
|
2025-01-22 |
|
| 580-635
| 1 |
|
9533 SOUTHWESTERN BELL |
536 |
|
|
|
| 580-635
| 2 |
|
9533 SOUTHWESTERN BELL |
536 |
|
|
|
| 580-635
| 3 |
|
5257 LEVEL 3 COMMUNICATIONS, LLC - OK |
536 |
|
2019-06-28 |
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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