Local Calling Guide
Area code/prefix search
Atascadero, CA
<< 1 2 3 4 5 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 820-203
| 5 |
SNLOCA01XYX |
6529 T-MOBILE USA, INC. |
740 |
|
2021-05-29 |
|
| 820-203
| 6 |
SNLOCA01X1Y |
6010 NEW CINGULAR WIRELESS PCS, LLC |
740 |
|
2021-05-11 |
|
| 820-203
| 7 |
SNLOCA01XYX |
6529 T-MOBILE USA, INC. |
740 |
|
2021-05-10 |
|
| 820-203
| 8 |
SNLOCA01XYX |
6529 T-MOBILE USA, INC. |
740 |
|
2021-05-10 |
|
| 820-203
| 9 |
SNLOCA01XYX |
6529 T-MOBILE USA, INC. |
740 |
|
2021-05-10 |
|
| 820-208
| A |
SNLOCA01XOY |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
740 |
|
|
|
| 820-208
| 0 |
SNLOCA01XFX |
649C ONVOY, LLC - CA |
740 |
|
2023-11-30 |
|
| 820-208
| 1 |
SNLOCA01XFX |
649C ONVOY, LLC - CA |
740 |
|
2023-11-30 |
|
| 820-208
| 2 |
SNBBCAXFXCY |
939H COMMIO, LLC |
740 |
|
2024-01-29 |
|
| 820-208
| 3 |
SNLOCA01XFX |
649C ONVOY, LLC - CA |
740 |
|
2024-03-09 |
|
| 820-208
| 4 |
SNLOCA01XYX |
6529 T-MOBILE USA, INC. |
740 |
|
2024-04-25 |
|
| 820-208
| 5 |
SNLOCA01XOY |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
740 |
|
2022-08-15 |
|
| 820-208
| 6 |
SNLOCA01XYX |
6529 T-MOBILE USA, INC. |
740 |
|
2024-04-25 |
|
| 820-208
| 7 |
SNLOCA01XYX |
6529 T-MOBILE USA, INC. |
740 |
|
2024-04-25 |
|
| 820-208
| 8 |
SNLOCA01XOY |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
740 |
|
2022-08-15 |
|
| 820-208
| 9 |
SNBBCAXFXCY |
939H COMMIO, LLC |
740 |
|
2024-01-29 |
|
| 820-217
| A |
SNLOCA01XMY |
490J BOOST SUBSCRIBERCO L.L.C. |
740 |
|
|
|
| 820-217
| 0 |
SNLOCA01XMY |
490J BOOST SUBSCRIBERCO L.L.C. |
740 |
|
2023-08-10 |
|
| 820-217
| 1 |
SNLOCA01XEY |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
740 |
|
2024-06-11 |
|
| 820-217
| 2 |
SNLOCA01XEY |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
740 |
|
2023-12-20 |
|
| 820-217
| 3 |
SNLOCA01XFX |
649C ONVOY, LLC - CA |
740 |
|
2023-11-03 |
|
| 820-217
| 4 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-10-31 |
|
| 820-217
| 5 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-10-31 |
|
| 820-217
| 6 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-09-01 |
|
| 820-217
| 7 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-09-01 |
|
| 820-217
| 8 |
SNLOCA01XYX |
6529 T-MOBILE USA, INC. |
740 |
|
2023-09-22 |
|
| 820-217
| 9 |
SNLOCA01XYX |
6529 T-MOBILE USA, INC. |
740 |
|
2023-09-22 |
|
| 820-237
| A |
SNLOCA01XYX |
6529 T-MOBILE USA, INC. |
740 |
|
2025-02-10 |
|
| 820-237
| 0 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-11-17 |
|
| 820-237
| 1 |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
740 |
|
2025-09-10 |
|
| 820-237
| 2 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
740 |
|
2025-04-27 |
|
| 820-237
| 3 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-05-25 |
|
| 820-237
| 4 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-04-05 |
|
| 820-237
| 5 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-04-05 |
|
| 820-237
| 6 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-04-05 |
|
| 820-237
| 7 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-02-23 |
|
| 820-237
| 8 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-02-23 |
|
| 820-237
| 9 |
SNLOCA01XYX |
6529 T-MOBILE USA, INC. |
740 |
|
2025-02-10 |
|
| 820-241
| A |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-06-22 |
|
| 820-241
| 0 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-08-24 |
|
| 820-241
| 1 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-08-24 |
|
| 820-241
| 2 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-10-31 |
|
| 820-241
| 3 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-10-31 |
|
| 820-241
| 4 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-06-29 |
|
| 820-241
| 5 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-06-29 |
|
| 820-241
| 6 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-06-29 |
|
| 820-241
| 7 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-06-29 |
|
| 820-241
| 8 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-06-22 |
|
| 820-241
| 9 |
|
6529 T-MOBILE USA, INC. |
740 |
|
2025-06-22 |
|
| 820-246
| A |
|
6529 T-MOBILE USA, INC. |
740 |
|
2026-01-03 |
|
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Last updated: Thu, 05 Feb 2026 23:41:55 UTC
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