Local Calling Guide
Area code/prefix search
Tres Pinos, CA
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 831-299
| A |
SLNSCA01XXX |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
|
|
| 831-299
| 0 |
|
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
|
|
| 831-299
| 1 |
|
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
|
|
| 831-299
| 2 |
|
981E BANDWIDTH.COM CLEC, LLC - CA |
736 |
|
|
|
| 831-299
| 8 |
|
624H ONVOY SPECTRUM, LLC |
736 |
|
2024-01-05 |
|
| 831-350
| A |
SLNSCA01XXX |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
|
|
| 831-350
| 0 |
|
981E BANDWIDTH.COM CLEC, LLC - CA |
736 |
|
2010-08-30 |
|
| 831-350
| 1 |
|
981E BANDWIDTH.COM CLEC, LLC - CA |
736 |
|
2010-09-27 |
|
| 831-350
| 3 |
|
981E BANDWIDTH.COM CLEC, LLC - CA |
736 |
|
2015-05-03 |
|
| 831-350
| 4 |
|
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
2006-07-02 |
|
| 831-350
| 5 |
|
649C ONVOY, LLC - CA |
736 |
|
2021-07-30 |
|
| 831-350
| 6 |
|
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
2007-10-18 |
|
| 831-628
| A |
TRPSCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-628
| 0 |
|
145J TERRA NOVA TELECOM INC. |
736 |
|
2021-10-02 |
|
| 831-628
| 1 |
|
9740 PACIFIC BELL |
736 |
|
|
|
| 831-628
| 3 |
|
9740 PACIFIC BELL |
736 |
|
|
|
| 831-628
| 5 |
|
516C AT&T CORP. |
736 |
|
2011-09-26 |
|
| 831-628
| 7 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
2021-06-21 |
|
| 831-628
| 8 |
|
776C CHARTER FIBERLINK CA-CCO, LLC - CA |
736 |
|
2016-09-24 |
|
| 831-628
| 9 |
|
145J TERRA NOVA TELECOM INC. |
736 |
|
2022-11-03 |
|
| 831-821
| A |
SLNSCA01XEY |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
|
|
| 831-821
| 0 |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
|
|
| 831-821
| 1 |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
2011-02-06 |
|
| 831-821
| 2 |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
2012-08-30 |
|
| 831-821
| 3 |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
2014-06-27 |
|
| 831-821
| 4 |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
2015-04-04 |
|
| 831-821
| 5 |
|
073H TELNYX LLC |
736 |
|
2018-07-03 |
|
| 831-821
| 6 |
|
649C ONVOY, LLC - CA |
736 |
|
2017-05-13 |
|
| 831-821
| 7 |
|
145J TERRA NOVA TELECOM INC. |
736 |
|
2024-02-12 |
|
| 831-821
| 9 |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
|
|
| 831-921
| A |
SLNSCA01XXX |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
|
|
| 831-921
| 0 |
|
145J TERRA NOVA TELECOM INC. |
736 |
|
2024-12-31 |
|
| 831-921
| 1 |
|
373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA |
736 |
|
2016-03-05 |
|
| 831-921
| 2 |
|
649C ONVOY, LLC - CA |
736 |
|
2019-07-28 |
|
| 831-921
| 3 |
|
649C ONVOY, LLC - CA |
736 |
|
2019-07-28 |
|
| 831-996
| A |
|
515J IP HORIZON LLC |
736 |
|
|
|
| 831-996
| 0 |
|
515J IP HORIZON LLC |
736 |
|
2022-10-20 |
|
| 831-996
| 1 |
|
515J IP HORIZON LLC |
736 |
|
|
|
| 831-996
| 2 |
|
515J IP HORIZON LLC |
736 |
|
|
|
| 831-996
| 3 |
|
515J IP HORIZON LLC |
736 |
|
2022-10-20 |
|
| 831-996
| 4 |
|
515J IP HORIZON LLC |
736 |
|
2022-10-20 |
|
| 831-996
| 5 |
|
515J IP HORIZON LLC |
736 |
|
2022-10-20 |
|
| 831-996
| 6 |
|
515J IP HORIZON LLC |
736 |
|
2022-10-20 |
|
| 831-996
| 7 |
|
515J IP HORIZON LLC |
736 |
|
2022-10-20 |
|
| 831-996
| 8 |
|
515J IP HORIZON LLC |
736 |
|
2022-10-20 |
|
| 831-996
| 9 |
|
373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA |
736 |
|
2020-04-08 |
|
Last updated: Tue, 13 Jan 2026 21:50:02 UTC
Sponsored by: BeeVox - Whitelabel Reseller Platform
Like this site? We accept donations via PayPal.