Local Calling Guide
Area code/prefix search
Fontana, CA
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 840-239
| 5 |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2023-12-15 |
|
| 840-239
| 6 |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2023-11-17 |
|
| 840-239
| 7 |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2023-11-17 |
|
| 840-239
| 8 |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2023-11-17 |
|
| 840-239
| 9 |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2023-11-17 |
|
| 840-248
| A |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2024-01-26 |
|
| 840-248
| 0 |
LSANCAJW7MD |
939H COMMIO, LLC |
730 |
|
2024-01-28 |
|
| 840-248
| 1 |
LSANCAJW7MD |
939H COMMIO, LLC |
730 |
|
2024-01-28 |
|
| 840-248
| 2 |
LSANCAJW7MD |
939H COMMIO, LLC |
730 |
|
2024-01-28 |
|
| 840-248
| 3 |
LSANCARCD3S |
649C ONVOY, LLC - CA |
730 |
|
2024-02-04 |
|
| 840-248
| 4 |
LSANCARCD3S |
649C ONVOY, LLC - CA |
730 |
|
2024-02-04 |
|
| 840-248
| 5 |
LSANCARCD3S |
649C ONVOY, LLC - CA |
730 |
|
2024-02-04 |
|
| 840-248
| 6 |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2024-01-26 |
|
| 840-248
| 7 |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2024-01-26 |
|
| 840-248
| 8 |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2024-01-26 |
|
| 840-248
| 9 |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2024-01-26 |
|
| 840-261
| A |
RVSDCALBCM4 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2024-07-20 |
|
| 840-261
| 0 |
RVSDCALBCM4 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2025-04-09 |
|
| 840-261
| 1 |
RVSDCALBCM4 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2025-04-09 |
|
| 840-261
| 2 |
RVSDCALBCM4 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2025-04-09 |
|
| 840-261
| 3 |
RVSDCALBCM4 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2025-04-09 |
|
| 840-261
| 4 |
RVSDCALBCM4 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2025-04-09 |
|
| 840-261
| 5 |
RVSDCALBCM4 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2024-08-10 |
|
| 840-261
| 6 |
LSANCAJWMMD |
490J BOOST SUBSCRIBERCO L.L.C. |
730 |
|
2024-08-18 |
|
| 840-261
| 7 |
RVSDCALBCM4 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2024-08-10 |
|
| 840-261
| 8 |
RVSDCALBCM4 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2024-08-10 |
|
| 840-261
| 9 |
RVSDCALBCM4 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2024-07-20 |
|
| 840-263
| A |
RVSDCALBCM4 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2024-10-31 |
|
| 840-263
| 0 |
LSANCA03GMD |
624H ONVOY SPECTRUM, LLC |
730 |
|
2024-11-01 |
|
| 840-263
| 1 |
LSANCA03GMD |
624H ONVOY SPECTRUM, LLC |
730 |
|
2024-11-01 |
|
| 840-263
| 2 |
LSANCA03GMD |
624H ONVOY SPECTRUM, LLC |
730 |
|
2024-11-01 |
|
| 840-263
| 3 |
LSANCA03GMD |
624H ONVOY SPECTRUM, LLC |
730 |
|
2024-11-01 |
|
| 840-263
| 4 |
LSANCA03GMD |
624H ONVOY SPECTRUM, LLC |
730 |
|
2024-11-01 |
|
| 840-263
| 5 |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2024-11-26 |
|
| 840-263
| 6 |
LSANCARCD3S |
649C ONVOY, LLC - CA |
730 |
|
2024-12-15 |
|
| 840-263
| 7 |
LSANCAJWDS9 |
373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA |
730 |
|
2024-11-19 |
|
| 840-263
| 8 |
RVSDCALBCM4 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2024-10-31 |
|
| 840-263
| 9 |
RVSDCALBCM4 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2024-10-31 |
|
| 840-271
| A |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2025-02-28 |
|
| 840-271
| 0 |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2025-02-28 |
|
| 840-271
| 1 |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2025-02-28 |
|
| 840-271
| 2 |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2025-02-28 |
|
| 840-271
| 3 |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2025-07-07 |
|
| 840-271
| 4 |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2025-08-07 |
|
| 840-271
| 5 |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2025-09-10 |
|
| 840-271
| 6 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2026-07-31 |
|
| 840-271
| 7 |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2025-02-28 |
|
| 840-271
| 8 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2026-07-31 |
|
| 840-271
| 9 |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2025-02-28 |
|
| 840-285
| A |
LSANCARCD3S |
649C ONVOY, LLC - CA |
730 |
|
2025-11-10 |
|
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Last updated: Tue, 01 Sep 2026 00:40:05 UTC
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