Local Calling Guide
Area code/prefix search
NPA: 840
[Rate centres in NPA 840]
[Dial plan for NPA 840]
<< 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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 840-688
| 0 |
Crestline |
CA |
RVSDCAYAGT1 |
6529 T-MOBILE USA, INC. |
730 |
|
2023-12-13 |
|
| 840-688
| 1 |
Crestline |
CA |
RVSDCAYAGT1 |
6529 T-MOBILE USA, INC. |
730 |
|
2023-12-13 |
|
| 840-688
| 2 |
Crestline |
CA |
LSANCAJWDS9 |
373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA |
730 |
|
2025-02-23 |
|
| 840-688
| 4 |
Crestline |
CA |
ONTRCAXPXPY |
649C ONVOY, LLC - CA |
730 |
|
2022-10-30 |
|
| 840-688
| 7 |
Crestline |
CA |
LSANCAJWDS9 |
373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA |
730 |
|
2024-09-16 |
|
| 840-688
| 8 |
Crestline |
CA |
LSANCAJWIMD |
965H FRACTEL, LLC |
730 |
|
2021-12-24 |
|
| 840-688
| 9 |
Crestline |
CA |
LSANCARC32Z |
073H TELNYX LLC |
730 |
|
2022-01-16 |
|
| 840-699
| A |
Ontario |
CA |
LSANCAJWIMD |
965H FRACTEL, LLC |
730 |
|
|
|
| 840-699
| 0 |
Ontario |
CA |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2026-05-25 |
|
| 840-699
| 1 |
Ontario |
CA |
LSANCAJW7MD |
939H COMMIO, LLC |
730 |
|
2021-10-10 |
|
| 840-699
| 2 |
Ontario |
CA |
LSANCAJW7MD |
939H COMMIO, LLC |
730 |
|
2021-10-10 |
|
| 840-699
| 3 |
Ontario |
CA |
LSANCAJW7MD |
939H COMMIO, LLC |
730 |
|
2021-10-10 |
|
| 840-699
| 4 |
Ontario |
CA |
ONTRCAXPXPY |
649C ONVOY, LLC - CA |
730 |
|
2022-09-12 |
|
| 840-699
| 5 |
Ontario |
CA |
ONTRCAXPXPY |
649C ONVOY, LLC - CA |
730 |
|
2022-09-12 |
|
| 840-699
| 6 |
Ontario |
CA |
ONTRCAXPXPY |
649C ONVOY, LLC - CA |
730 |
|
2023-10-16 |
|
| 840-699
| 7 |
Ontario |
CA |
RVSDCAYAGT1 |
6529 T-MOBILE USA, INC. |
730 |
|
2022-02-05 |
|
| 840-699
| 8 |
Ontario |
CA |
RVSDCAYAGT1 |
6529 T-MOBILE USA, INC. |
730 |
|
2022-02-05 |
|
| 840-699
| 9 |
Ontario |
CA |
LSANCAJWIMD |
965H FRACTEL, LLC |
730 |
|
2021-09-16 |
|
| 840-777
| A |
Pomona |
CA |
LSANCAJWHMD |
145J TERRA NOVA TELECOM INC. |
730 |
|
|
|
| 840-777
| 0 |
Pomona |
CA |
RVSDCALBCM4 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2021-07-30 |
|
| 840-777
| 1 |
Pomona |
CA |
RVSDCALBCM4 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2021-07-30 |
|
| 840-777
| 2 |
Pomona |
CA |
RVSDCALBCM4 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2021-07-30 |
|
| 840-777
| 3 |
Pomona |
CA |
RVSDCALBCM4 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2021-07-30 |
|
| 840-777
| 4 |
Pomona |
CA |
RVSDCALBCM4 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2021-07-30 |
|
| 840-777
| 5 |
Pomona |
CA |
RVSDCALBCM4 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2021-07-30 |
|
| 840-777
| 6 |
Pomona |
CA |
COVNCAXFX2Y |
624H ONVOY SPECTRUM, LLC |
730 |
|
2021-07-22 |
|
| 840-777
| 7 |
Pomona |
CA |
|
145J TERRA NOVA TELECOM INC. |
730 |
|
2021-02-23 |
|
| 840-777
| 8 |
Pomona |
CA |
RVSDCAYAGT1 |
6529 T-MOBILE USA, INC. |
730 |
|
2021-05-22 |
|
| 840-777
| 9 |
Pomona |
CA |
RVSDCAYAGT1 |
6529 T-MOBILE USA, INC. |
730 |
|
2021-05-22 |
|
| 840-788
| A |
Fontana |
CA |
LSANCAJWIMD |
965H FRACTEL, LLC |
730 |
|
|
|
| 840-788
| 0 |
Fontana |
CA |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2026-10-23 |
|
| 840-788
| 1 |
Fontana |
CA |
LSANCARC32Z |
073H TELNYX LLC |
730 |
|
2021-10-17 |
|
| 840-788
| 2 |
Fontana |
CA |
LSANCA03GMD |
624H ONVOY SPECTRUM, LLC |
730 |
|
2021-11-13 |
|
| 840-788
| 3 |
Fontana |
CA |
LSANCA03GMD |
624H ONVOY SPECTRUM, LLC |
730 |
|
2021-11-13 |
|
| 840-788
| 4 |
Fontana |
CA |
LSANCARCD3S |
649C ONVOY, LLC - CA |
730 |
|
2021-10-02 |
|
| 840-788
| 5 |
Fontana |
CA |
LSANCARCD3S |
649C ONVOY, LLC - CA |
730 |
|
2021-10-02 |
|
| 840-788
| 6 |
Fontana |
CA |
LSANCARCD3S |
649C ONVOY, LLC - CA |
730 |
|
2021-10-02 |
|
| 840-788
| 7 |
Fontana |
CA |
LSANCARCD3S |
649C ONVOY, LLC - CA |
730 |
|
2021-10-02 |
|
| 840-788
| 8 |
Fontana |
CA |
LSANCAJWIMD |
965H FRACTEL, LLC |
730 |
|
2021-09-16 |
|
| 840-788
| 9 |
Fontana |
CA |
LSANCA03GMD |
624H ONVOY SPECTRUM, LLC |
730 |
|
2021-11-13 |
|
| 840-799
| A |
Rialto |
CA |
LSANCAJWIMD |
965H FRACTEL, LLC |
730 |
|
|
|
| 840-799
| 0 |
Rialto |
CA |
LSANCARCD3S |
649C ONVOY, LLC - CA |
730 |
|
2026-03-14 |
|
| 840-799
| 1 |
Rialto |
CA |
LSANCAJW7MD |
939H COMMIO, LLC |
730 |
|
2021-10-11 |
|
| 840-799
| 2 |
Rialto |
CA |
LSANCAJW7MD |
939H COMMIO, LLC |
730 |
|
2021-10-11 |
|
| 840-799
| 3 |
Rialto |
CA |
LSANCAJW7MD |
939H COMMIO, LLC |
730 |
|
2021-10-11 |
|
| 840-799
| 4 |
Rialto |
CA |
LSANCAJW7MD |
939H COMMIO, LLC |
730 |
|
2021-10-11 |
|
| 840-799
| 5 |
Rialto |
CA |
LSANCAJW7MD |
939H COMMIO, LLC |
730 |
|
2021-10-11 |
|
| 840-799
| 6 |
Rialto |
CA |
LSANCARCD3S |
649C ONVOY, LLC - CA |
730 |
|
2022-06-16 |
|
| 840-799
| 7 |
Rialto |
CA |
LSANCAJWJMD |
516J TON80 COMMUNICATIONS, LLC |
730 |
|
2022-04-05 |
|
| 840-799
| 8 |
Rialto |
CA |
LSANCARC32Z |
073H TELNYX LLC |
730 |
|
2022-05-22 |
|
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Last updated: Sat, 10 Oct 2026 15:24:20 UTC
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