Local Calling Guide
Area code/prefix search
NPA: 442
[Rate centres in NPA 442]
[Dial plan for NPA 442]
<< 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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 442-500
| 9 |
Oceanside: Oceanside DA |
CA |
SNDGCA51CM3 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
732 |
|
2014-09-10 |
|
| 442-501
| A |
Imperial |
CA |
SNDGCAJWDS0 |
649C ONVOY, LLC - CA |
732 |
|
2026-05-30 |
|
| 442-501
| 0 |
Imperial |
CA |
SNDGCAJWDS0 |
649C ONVOY, LLC - CA |
732 |
|
2026-05-30 |
|
| 442-501
| 1 |
Imperial |
CA |
SNDGCA02XSZ |
373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA |
732 |
|
2026-07-06 |
|
| 442-501
| 7 |
Imperial |
CA |
|
114J EXIANT COMMUNICATIONS LLC |
732 |
|
2026-10-29 |
|
| 442-502
| A |
Victorville: Victorville DA |
CA |
|
6529 T-MOBILE USA, INC. |
730 |
|
2026-10-17 |
|
| 442-502
| 0 |
Victorville: Victorville DA |
CA |
|
649C ONVOY, LLC - CA |
730 |
|
2026-10-19 |
|
| 442-502
| 1 |
Victorville: Victorville DA |
CA |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2026-10-29 |
|
| 442-502
| 2 |
Victorville: Victorville DA |
CA |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2026-11-25 |
|
| 442-502
| 7 |
Victorville: Victorville DA |
CA |
|
6529 T-MOBILE USA, INC. |
730 |
|
2026-10-17 |
|
| 442-502
| 8 |
Victorville: Victorville DA |
CA |
|
6529 T-MOBILE USA, INC. |
730 |
|
2026-10-17 |
|
| 442-502
| 9 |
Victorville: Victorville DA |
CA |
|
6529 T-MOBILE USA, INC. |
730 |
|
2026-10-17 |
|
| 442-503
| A |
San Marcos |
CA |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
732 |
|
2026-10-17 |
|
| 442-503
| 0 |
San Marcos |
CA |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
732 |
|
2026-10-17 |
|
| 442-504
| A |
Palm Springs |
CA |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
973 |
|
2026-11-06 |
|
| 442-504
| 0 |
Palm Springs |
CA |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
973 |
|
2026-11-06 |
|
| 442-504
| 1 |
Palm Springs |
CA |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
973 |
|
2026-11-06 |
|
| 442-504
| 2 |
Palm Springs |
CA |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
973 |
|
2026-11-06 |
|
| 442-504
| 3 |
Palm Springs |
CA |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
973 |
|
2026-11-06 |
|
| 442-504
| 4 |
Palm Springs |
CA |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
973 |
|
2026-11-06 |
|
| 442-504
| 5 |
Palm Springs |
CA |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
973 |
|
2026-11-06 |
|
| 442-504
| 6 |
Palm Springs |
CA |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
973 |
|
2026-11-06 |
|
| 442-504
| 7 |
Palm Springs |
CA |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
973 |
|
2026-11-06 |
|
| 442-504
| 8 |
Palm Springs |
CA |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
973 |
|
2026-11-06 |
|
| 442-504
| 9 |
Palm Springs |
CA |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
973 |
|
2026-11-06 |
|
| 442-515
| A |
San Marcos |
CA |
SNDGCA0255Z |
073H TELNYX LLC |
732 |
|
|
|
| 442-515
| 0 |
San Marcos |
CA |
SNDGCA51CM3 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
732 |
|
2017-03-31 |
|
| 442-515
| 1 |
San Marcos |
CA |
SNDGCA0255Z |
073H TELNYX LLC |
732 |
|
2017-02-05 |
|
| 442-515
| 2 |
San Marcos |
CA |
SNDGCA51CM3 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
732 |
|
2017-05-07 |
|
| 442-515
| 3 |
San Marcos |
CA |
SNDGCA0268Z |
394L COMCAST PHONE OF CALIFORNIA, LLC |
732 |
|
2017-10-23 |
|
| 442-515
| 4 |
San Marcos |
CA |
SNDACAGLDS2 |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
732 |
|
2018-10-20 |
|
| 442-515
| 5 |
San Marcos |
CA |
ESCNCAKY2MD |
6529 T-MOBILE USA, INC. |
732 |
|
2020-09-24 |
|
| 442-515
| 6 |
San Marcos |
CA |
SNDGCA02XSZ |
373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA |
732 |
|
2020-06-18 |
|
| 442-515
| 7 |
San Marcos |
CA |
ESCNCAKY2MD |
6529 T-MOBILE USA, INC. |
732 |
|
2021-02-27 |
|
| 442-515
| 8 |
San Marcos |
CA |
SNDGCA51CM3 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
732 |
|
2019-08-15 |
|
| 442-515
| 9 |
San Marcos |
CA |
ESCNCAKY2MD |
6529 T-MOBILE USA, INC. |
732 |
|
2019-03-18 |
|
| 442-522
| A |
Parker Dam |
CA |
LSANCAJWIMD |
965H FRACTEL, LLC |
730 |
|
|
|
| 442-522
| 0 |
Parker Dam |
CA |
LSANCA543MD |
073H TELNYX LLC |
730 |
|
2022-06-30 |
|
| 442-522
| 2 |
Parker Dam |
CA |
LSANCAJWIMD |
965H FRACTEL, LLC |
730 |
|
2022-03-28 |
|
| 442-522
| 5 |
Parker Dam |
CA |
|
145J TERRA NOVA TELECOM INC. |
730 |
|
2025-06-10 |
|
| 442-524
| A |
Victorville: Adelanto DA |
CA |
VTVLCAXAX4Y |
506J TWILIO INTERNATIONAL, INC. |
730 |
|
|
|
| 442-524
| 0 |
Victorville: Adelanto DA |
CA |
VTVLCAXAX5Y |
649C ONVOY, LLC - CA |
730 |
|
2021-08-09 |
|
| 442-524
| 1 |
Victorville: Adelanto DA |
CA |
VTVLCAXAX5Y |
649C ONVOY, LLC - CA |
730 |
|
2021-08-09 |
|
| 442-524
| 2 |
Victorville: Adelanto DA |
CA |
VTVLCAXAX5Y |
649C ONVOY, LLC - CA |
730 |
|
2021-08-09 |
|
| 442-524
| 3 |
Victorville: Adelanto DA |
CA |
VTVLCAXAX5Y |
649C ONVOY, LLC - CA |
730 |
|
2021-08-09 |
|
| 442-524
| 4 |
Victorville: Adelanto DA |
CA |
LSANCA039MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
2022-02-04 |
|
| 442-524
| 5 |
Victorville: Adelanto DA |
CA |
VTVLCAXAX4Y |
506J TWILIO INTERNATIONAL, INC. |
730 |
|
2020-11-22 |
|
| 442-524
| 6 |
Victorville: Adelanto DA |
CA |
LSANCAJWJMD |
516J TON80 COMMUNICATIONS, LLC |
730 |
|
2021-07-01 |
|
| 442-524
| 7 |
Victorville: Adelanto DA |
CA |
LSANCA039MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
2022-02-04 |
|
| 442-524
| 8 |
Victorville: Adelanto DA |
CA |
VTVLCAXAX5Y |
649C ONVOY, LLC - CA |
730 |
|
2023-08-10 |
|
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Last updated: Sat, 10 Oct 2026 15:24:20 UTC
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