Local Calling Guide
Area code/prefix search
Montgomery City, MO
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 573-564
| A |
MTCYMOLORS1 |
9533 SOUTHWESTERN BELL |
520 |
|
|
|
| 573-564
| 0 |
|
516C AT&T CORP. |
520 |
|
2013-11-08 |
|
| 573-564
| 1 |
|
9533 SOUTHWESTERN BELL |
520 |
|
|
|
| 573-564
| 2 |
|
9533 SOUTHWESTERN BELL |
520 |
|
|
|
| 573-564
| 3 |
|
9533 SOUTHWESTERN BELL |
520 |
|
|
|
| 573-564
| 4 |
|
993E BANDWIDTH.COM CLEC, LLC - MO |
520 |
|
2012-03-05 |
|
| 573-564
| 5 |
|
6123 TELEPORT COMMUNICATIONS AMERICA, LLC - MO |
520 |
|
2020-01-13 |
|
| 573-564
| 6 |
|
9533 SOUTHWESTERN BELL |
520 |
|
|
|
| 573-564
| 7 |
|
4932 LEVEL 3 COMMUNICATIONS, LLC - MO |
520 |
|
2018-04-21 |
|
| 573-564
| 8 |
|
9533 SOUTHWESTERN BELL |
520 |
|
|
|
| 573-564
| 9 |
|
073H TELNYX LLC |
520 |
|
2018-10-24 |
|
| 573-574
| A |
STLSMOWQDS2 |
093F ONVOY, LLC - MO |
520 |
|
|
|
| 573-574
| 0 |
|
225F PEERLESS NETWORK OF MISSOURI, LLC - MO |
520 |
|
2013-05-05 |
|
| 573-574
| 1 |
|
6123 TELEPORT COMMUNICATIONS AMERICA, LLC - MO |
520 |
|
2003-06-08 |
|
| 573-574
| 2 |
|
093F ONVOY, LLC - MO |
520 |
|
2016-09-28 |
|
| 573-574
| 3 |
|
792K CHARTER IP ENABLED SERVICES, LLC |
520 |
|
2011-09-24 |
|
| 573-574
| 4 |
|
093F ONVOY, LLC - MO |
520 |
|
2016-04-11 |
|
| 573-574
| 5 |
|
093F ONVOY, LLC - MO |
520 |
|
2016-04-11 |
|
| 573-574
| 6 |
|
225F PEERLESS NETWORK OF MISSOURI, LLC - MO |
520 |
|
2013-05-05 |
|
| 573-574
| 8 |
|
093F ONVOY, LLC - MO |
520 |
|
2016-09-28 |
|
| 573-574
| 9 |
|
515J IP HORIZON LLC |
520 |
|
2013-12-19 |
|
| 573-956
| A |
STLSMOWQDS2 |
093F ONVOY, LLC - MO |
520 |
|
|
|
| 573-956
| 0 |
|
515J IP HORIZON LLC |
520 |
|
2023-12-09 |
|
| 573-956
| 1 |
|
515J IP HORIZON LLC |
520 |
|
2023-12-09 |
|
| 573-956
| 5 |
|
093F ONVOY, LLC - MO |
520 |
|
2021-05-13 |
|
| 573-956
| 8 |
|
624H ONVOY SPECTRUM, LLC |
520 |
|
2024-03-23 |
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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