Local Calling Guide
Area code/prefix search
NPA: 424
[Rate centres in NPA 424]
[Dial plan for NPA 424]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 424-516
| 0 |
Lomita |
CA |
LSANCA039MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
2024-11-10 |
|
| 424-516
| 1 |
Lomita |
CA |
LSANCA039MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
2024-11-10 |
|
| 424-516
| 2 |
Lomita |
CA |
|
7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
730 |
|
2025-06-19 |
|
| 424-516
| 3 |
Lomita |
CA |
LSANCA03GMD |
624H ONVOY SPECTRUM, LLC |
730 |
|
2025-01-23 |
|
| 424-516
| 4 |
Lomita |
CA |
|
7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
730 |
|
2025-08-26 |
|
| 424-516
| 5 |
Lomita |
CA |
|
649C ONVOY, LLC - CA |
730 |
|
2026-01-04 |
|
| 424-516
| 6 |
Lomita |
CA |
CYCMCALLCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2024-12-23 |
|
| 424-516
| 7 |
Lomita |
CA |
|
649C ONVOY, LLC - CA |
730 |
|
2025-09-27 |
|
| 424-516
| 8 |
Lomita |
CA |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2025-09-14 |
|
| 424-516
| 9 |
Lomita |
CA |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2024-11-09 |
|
| 424-517
| A |
San Pedro |
CA |
LSANCA039MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
2024-11-10 |
|
| 424-517
| 0 |
San Pedro |
CA |
LSANCA039MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
2024-11-10 |
|
| 424-517
| 1 |
San Pedro |
CA |
LSANCA039MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
2024-11-10 |
|
| 424-517
| 2 |
San Pedro |
CA |
LSANCA039MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
2024-11-10 |
|
| 424-517
| 3 |
San Pedro |
CA |
LSANCA03GMD |
624H ONVOY SPECTRUM, LLC |
730 |
|
2024-12-05 |
|
| 424-517
| 4 |
San Pedro |
CA |
CYCMCALLCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2024-11-14 |
|
| 424-517
| 5 |
San Pedro |
CA |
CYCMCALLCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2024-11-14 |
|
| 424-517
| 6 |
San Pedro |
CA |
CYCMCALLCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2024-11-14 |
|
| 424-517
| 7 |
San Pedro |
CA |
CYCMCALLCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2024-11-14 |
|
| 424-517
| 8 |
San Pedro |
CA |
GRDNCA02KMD |
7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
730 |
|
2024-11-11 |
|
| 424-517
| 9 |
San Pedro |
CA |
CYCMCALLCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2024-11-14 |
|
| 424-518
| A |
West Los Angeles |
CA |
LSANCA039MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
2024-11-22 |
|
| 424-518
| 0 |
West Los Angeles |
CA |
LSANCA039MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
2024-11-22 |
|
| 424-518
| 1 |
West Los Angeles |
CA |
CYCMCALLCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2025-01-19 |
|
| 424-518
| 2 |
West Los Angeles |
CA |
CYCMCALLCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2024-11-23 |
|
| 424-518
| 3 |
West Los Angeles |
CA |
CYCMCALLCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2024-11-23 |
|
| 424-518
| 7 |
West Los Angeles |
CA |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2025-09-29 |
|
| 424-518
| 8 |
West Los Angeles |
CA |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2025-09-29 |
|
| 424-518
| 9 |
West Los Angeles |
CA |
CYCMCALLCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2025-01-19 |
|
| 424-519
| A |
Santa Monica: Santa Monica DA |
CA |
LSANCA039MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
2024-11-23 |
|
| 424-519
| 0 |
Santa Monica: Santa Monica DA |
CA |
LSANCA039MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
2024-11-23 |
|
| 424-519
| 1 |
Santa Monica: Santa Monica DA |
CA |
LSANCA039MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
2024-11-23 |
|
| 424-519
| 2 |
Santa Monica: Santa Monica DA |
CA |
LSANCA039MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
2024-11-23 |
|
| 424-519
| 3 |
Santa Monica: Santa Monica DA |
CA |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2025-02-03 |
|
| 424-519
| 4 |
Santa Monica: Santa Monica DA |
CA |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2024-11-24 |
|
| 424-519
| 5 |
Santa Monica: Santa Monica DA |
CA |
SNMNCAXPX2Z |
624H ONVOY SPECTRUM, LLC |
730 |
|
2024-12-05 |
|
| 424-519
| 6 |
Santa Monica: Santa Monica DA |
CA |
SNMNCAXPX2Z |
624H ONVOY SPECTRUM, LLC |
730 |
|
2024-12-05 |
|
| 424-519
| 7 |
Santa Monica: Santa Monica DA |
CA |
SNMNCAXPX2Z |
624H ONVOY SPECTRUM, LLC |
730 |
|
2024-12-05 |
|
| 424-519
| 8 |
Santa Monica: Santa Monica DA |
CA |
SNMNCAXPX2Z |
624H ONVOY SPECTRUM, LLC |
730 |
|
2024-12-05 |
|
| 424-519
| 9 |
Santa Monica: Santa Monica DA |
CA |
SNMNCAXPX2Z |
624H ONVOY SPECTRUM, LLC |
730 |
|
2024-12-05 |
|
| 424-520
| A |
Compton: Compton DA |
CA |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2025-01-02 |
|
| 424-520
| 0 |
Compton: Compton DA |
CA |
CYCMCALLCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2025-01-03 |
|
| 424-520
| 9 |
Compton: Compton DA |
CA |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2025-01-02 |
|
| 424-521
| A |
Compton: Compton DA |
CA |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
|
|
| 424-521
| 0 |
Compton: Compton DA |
CA |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2015-06-08 |
|
| 424-521
| 1 |
Compton: Compton DA |
CA |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2015-06-08 |
|
| 424-521
| 2 |
Compton: Compton DA |
CA |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2015-06-08 |
|
| 424-521
| 3 |
Compton: Compton DA |
CA |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2015-06-08 |
|
| 424-521
| 4 |
Compton: Compton DA |
CA |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2015-06-08 |
|
| 424-521
| 5 |
Compton: Compton DA |
CA |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2015-06-08 |
|
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Last updated: Wed, 04 Mar 2026 03:00:52 UTC
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