Local Calling Guide
Area code/prefix search
Barstow: Yermo DA, CA
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 442-441
| A |
VTVLCAXAX5Y |
649C ONVOY, LLC - CA |
730 |
|
2024-01-23 |
|
| 442-441
| 1 |
|
073H TELNYX LLC |
730 |
|
2021-02-27 |
|
| 442-441
| 2 |
|
649C ONVOY, LLC - CA |
730 |
|
2020-01-14 |
|
| 442-441
| 3 |
|
649C ONVOY, LLC - CA |
730 |
|
2020-01-14 |
|
| 442-441
| 4 |
|
649C ONVOY, LLC - CA |
730 |
|
2020-08-28 |
|
| 442-441
| 5 |
|
649C ONVOY, LLC - CA |
730 |
|
2020-08-28 |
|
| 442-441
| 6 |
|
624H ONVOY SPECTRUM, LLC |
730 |
|
2025-01-30 |
|
| 442-441
| 7 |
|
649C ONVOY, LLC - CA |
730 |
|
2021-08-09 |
|
| 442-441
| 8 |
|
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
2021-10-22 |
|
| 760-254
| A |
YERMCAXFRS1 |
4420 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 760-254
| 0 |
|
649C ONVOY, LLC - CA |
730 |
|
2012-12-30 |
|
| 760-254
| 1 |
|
4420 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 760-254
| 2 |
|
4420 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 760-254
| 3 |
|
4420 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 760-254
| 5 |
|
4420 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 760-254
| 6 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
730 |
|
2005-09-03 |
|
| 760-254
| 7 |
|
576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB |
730 |
|
2007-01-10 |
|
| 760-254
| 8 |
|
649C ONVOY, LLC - CA |
730 |
|
2008-08-25 |
|
| 760-254
| 9 |
|
073H TELNYX LLC |
730 |
|
2018-06-05 |
|
| 760-441
| A |
LSANCAJWDS9 |
373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA |
730 |
|
|
|
| 760-441
| 1 |
|
145J TERRA NOVA TELECOM INC. |
730 |
|
2024-07-10 |
|
| 760-441
| 2 |
|
373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA |
730 |
|
2025-02-23 |
|
| 760-441
| 5 |
|
649C ONVOY, LLC - CA |
730 |
|
2019-02-28 |
|
| 760-441
| 6 |
|
373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA |
730 |
|
2013-03-28 |
|
| 760-441
| 7 |
|
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
2014-01-09 |
|
| 760-441
| 8 |
|
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
730 |
|
2014-06-27 |
|
| 760-441
| 9 |
|
707H INTEGRATED PATH COMMUNICATIONS, LLC - CA |
730 |
|
2018-05-04 |
|
Last updated: Tue, 13 Jan 2026 21:50:02 UTC
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