Local Calling Guide
Area code/prefix search
NPA: 858
[Rate centres in NPA 858]
[Dial plan for NPA 858]
<< 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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 858-317
| 4 |
Dulzura |
CA |
SNDGCA02XHX |
939H COMMIO, LLC |
732 |
|
2023-10-12 |
|
| 858-317
| 7 |
Dulzura |
CA |
SNDGCA51CM3 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
732 |
|
2024-09-22 |
|
| 858-317
| 8 |
Dulzura |
CA |
SNDGCAJW6MD |
073H TELNYX LLC |
732 |
|
2023-10-13 |
|
| 858-317
| 9 |
Dulzura |
CA |
SNDGCA0260Z |
624H ONVOY SPECTRUM, LLC |
732 |
|
2024-01-04 |
|
| 858-318
| A |
Chula Vista |
CA |
SNDKCA882MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
732 |
|
|
|
| 858-318
| 0 |
Chula Vista |
CA |
SNDGCA0260Z |
624H ONVOY SPECTRUM, LLC |
732 |
|
2023-12-08 |
|
| 858-318
| 1 |
Chula Vista |
CA |
SNDGCA0260Z |
624H ONVOY SPECTRUM, LLC |
732 |
|
2023-12-08 |
|
| 858-318
| 2 |
Chula Vista |
CA |
SNDGCA0260Z |
624H ONVOY SPECTRUM, LLC |
732 |
|
2023-12-08 |
|
| 858-318
| 3 |
Chula Vista |
CA |
SNDGCA0260Z |
624H ONVOY SPECTRUM, LLC |
732 |
|
2023-12-08 |
|
| 858-318
| 4 |
Chula Vista |
CA |
ESCNCAKY2MD |
6529 T-MOBILE USA, INC. |
732 |
|
2023-12-07 |
|
| 858-318
| 5 |
Chula Vista |
CA |
ESCNCAKY2MD |
6529 T-MOBILE USA, INC. |
732 |
|
2023-12-07 |
|
| 858-318
| 6 |
Chula Vista |
CA |
SNDKCA882MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
732 |
|
2022-07-30 |
|
| 858-318
| 7 |
Chula Vista |
CA |
ESCNCAKY2MD |
6529 T-MOBILE USA, INC. |
732 |
|
2023-12-07 |
|
| 858-318
| 8 |
Chula Vista |
CA |
SNDKCA882MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
732 |
|
2022-07-30 |
|
| 858-318
| 9 |
Chula Vista |
CA |
SNDGCA0260Z |
624H ONVOY SPECTRUM, LLC |
732 |
|
2023-12-08 |
|
| 858-319
| A |
La Jolla |
CA |
ESCNCAKY2MD |
6529 T-MOBILE USA, INC. |
732 |
|
|
|
| 858-319
| 1 |
La Jolla |
CA |
SNDGCA0260Z |
624H ONVOY SPECTRUM, LLC |
732 |
|
2021-05-23 |
|
| 858-319
| 2 |
La Jolla |
CA |
SNDGCA02XOZ |
7147 TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
732 |
|
2021-05-16 |
|
| 858-319
| 3 |
La Jolla |
CA |
SNDGCA02XOZ |
7147 TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
732 |
|
2021-05-16 |
|
| 858-319
| 4 |
La Jolla |
CA |
SNDGCA02XOZ |
7147 TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
732 |
|
2021-05-16 |
|
| 858-319
| 5 |
La Jolla |
CA |
ESCNCAKY2MD |
6529 T-MOBILE USA, INC. |
732 |
|
2021-05-15 |
|
| 858-319
| 6 |
La Jolla |
CA |
ESCNCAKY2MD |
6529 T-MOBILE USA, INC. |
732 |
|
2021-05-15 |
|
| 858-319
| 7 |
La Jolla |
CA |
ESCNCAKY2MD |
6529 T-MOBILE USA, INC. |
732 |
|
2021-05-15 |
|
| 858-319
| 8 |
La Jolla |
CA |
ESCNCAKY2MD |
6529 T-MOBILE USA, INC. |
732 |
|
2021-05-15 |
|
| 858-319
| 9 |
La Jolla |
CA |
ESCNCAKY2MD |
6529 T-MOBILE USA, INC. |
732 |
|
2021-05-15 |
|
| 858-320
| A |
La Jolla |
CA |
SNDGCA15DS1 |
9740 PACIFIC BELL |
732 |
|
|
|
| 858-321
| A |
San Diego: San Diego DA |
CA |
|
829J PAETEC ITEL, LLC |
732 |
|
|
|
| 858-321
| 0 |
San Diego: San Diego DA |
CA |
SNDGCAJWDS0 |
649C ONVOY, LLC - CA |
732 |
|
2022-10-17 |
|
| 858-321
| 1 |
San Diego: San Diego DA |
CA |
|
829J PAETEC ITEL, LLC |
732 |
|
2022-08-14 |
|
| 858-321
| 2 |
San Diego: San Diego DA |
CA |
SNDGCAJWDS0 |
649C ONVOY, LLC - CA |
732 |
|
2022-08-22 |
|
| 858-321
| 3 |
San Diego: San Diego DA |
CA |
SNDGCAJWDS0 |
649C ONVOY, LLC - CA |
732 |
|
2022-08-22 |
|
| 858-321
| 4 |
San Diego: San Diego DA |
CA |
SNDGCAJWDS0 |
649C ONVOY, LLC - CA |
732 |
|
2022-08-22 |
|
| 858-321
| 5 |
San Diego: San Diego DA |
CA |
SNDACAGLDS2 |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
732 |
|
2023-10-06 |
|
| 858-321
| 6 |
San Diego: San Diego DA |
CA |
SNDGCA02XIZ |
981E BANDWIDTH.COM CLEC, LLC - CA |
732 |
|
2022-09-25 |
|
| 858-321
| 7 |
San Diego: San Diego DA |
CA |
SNDGCA02XIZ |
981E BANDWIDTH.COM CLEC, LLC - CA |
732 |
|
2022-09-25 |
|
| 858-321
| 8 |
San Diego: San Diego DA |
CA |
SNDGCAJWDS0 |
649C ONVOY, LLC - CA |
732 |
|
2023-09-10 |
|
| 858-321
| 9 |
San Diego: San Diego DA |
CA |
SNDGCAJWDS0 |
649C ONVOY, LLC - CA |
732 |
|
2023-09-10 |
|
| 858-322
| A |
San Diego: Mira Mesa DA |
CA |
SNDICAETAMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
732 |
|
|
|
| 858-322
| 0 |
San Diego: Mira Mesa DA |
CA |
SNDICAETAMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
732 |
|
2015-12-28 |
|
| 858-322
| 1 |
San Diego: Mira Mesa DA |
CA |
SNDICAETAMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
732 |
|
2016-10-25 |
|
| 858-322
| 2 |
San Diego: Mira Mesa DA |
CA |
SNDICAETAMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
732 |
|
2016-09-25 |
|
| 858-322
| 3 |
San Diego: Mira Mesa DA |
CA |
SNDGCA51CM3 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
732 |
|
2016-10-13 |
|
| 858-322
| 4 |
San Diego: Mira Mesa DA |
CA |
|
6529 T-MOBILE USA, INC. |
732 |
|
2025-12-10 |
|
| 858-322
| 5 |
San Diego: Mira Mesa DA |
CA |
|
6529 T-MOBILE USA, INC. |
732 |
|
2025-11-05 |
|
| 858-322
| 6 |
San Diego: Mira Mesa DA |
CA |
SNDACAGLDS2 |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
732 |
|
2016-08-23 |
|
| 858-322
| 7 |
San Diego: Mira Mesa DA |
CA |
SNDGCA51CM3 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
732 |
|
2017-01-01 |
|
| 858-322
| 8 |
San Diego: Mira Mesa DA |
CA |
|
649C ONVOY, LLC - CA |
732 |
|
2025-10-19 |
|
| 858-322
| 9 |
San Diego: Mira Mesa DA |
CA |
ESCNCAKY2MD |
6529 T-MOBILE USA, INC. |
732 |
|
2016-08-23 |
|
| 858-323
| A |
Chula Vista |
CA |
SNDACAGLDS2 |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
732 |
|
|
|
| 858-323
| 0 |
Chula Vista |
CA |
SNDGCA02XHX |
939H COMMIO, LLC |
732 |
|
2021-09-24 |
|
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Last updated: Thu, 05 Feb 2026 23:41:55 UTC
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