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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 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
| 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 |
|
| 840-799
| 9 |
Rialto |
CA |
LSANCAJWIMD |
965H FRACTEL, LLC |
730 |
|
2021-09-13 |
|
| 840-800
| A |
Upland |
CA |
LSANCAJWIMD |
965H FRACTEL, LLC |
730 |
|
|
|
| 840-800
| 0 |
Upland |
CA |
LSANCAJWIMD |
965H FRACTEL, LLC |
730 |
|
2021-02-25 |
|
| 840-800
| 1 |
Upland |
CA |
LSANCA039MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
2021-03-05 |
|
| 840-800
| 2 |
Upland |
CA |
LSANCA039MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
2021-03-05 |
|
| 840-800
| 3 |
Upland |
CA |
LSANCA039MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
2021-03-05 |
|
| 840-800
| 4 |
Upland |
CA |
ONTRCAXPXPY |
649C ONVOY, LLC - CA |
730 |
|
2021-07-30 |
|
| 840-800
| 5 |
Upland |
CA |
ONTRCAXPXPY |
649C ONVOY, LLC - CA |
730 |
|
2021-07-30 |
|
| 840-800
| 6 |
Upland |
CA |
ONTRCAXPXPY |
649C ONVOY, LLC - CA |
730 |
|
2021-07-30 |
|
| 840-800
| 7 |
Upland |
CA |
ONTRCAXPXPY |
649C ONVOY, LLC - CA |
730 |
|
2021-07-30 |
|
| 840-800
| 8 |
Upland |
CA |
LSANCAJWIMD |
965H FRACTEL, LLC |
730 |
|
2021-02-25 |
|
| 840-800
| 9 |
Upland |
CA |
LSANCAJW7MD |
939H COMMIO, LLC |
730 |
|
2021-10-15 |
|
| 840-804
| A |
Claremont-San Dimas |
CA |
COVNCAXFX3Y |
649C ONVOY, LLC - CA |
730 |
|
2024-01-23 |
|
| 840-804
| 0 |
Claremont-San Dimas |
CA |
COVNCAXFX3Y |
649C ONVOY, LLC - CA |
730 |
|
2023-04-30 |
|
| 840-804
| 1 |
Claremont-San Dimas |
CA |
COVNCAXFX3Y |
649C ONVOY, LLC - CA |
730 |
|
2023-04-30 |
|
| 840-804
| 2 |
Claremont-San Dimas |
CA |
|
145J TERRA NOVA TELECOM INC. |
730 |
|
2025-10-16 |
|
| 840-804
| 3 |
Claremont-San Dimas |
CA |
COVNCAXFX3Y |
649C ONVOY, LLC - CA |
730 |
|
2024-02-24 |
|
| 840-804
| 4 |
Claremont-San Dimas |
CA |
COVNCAXFX3Y |
649C ONVOY, LLC - CA |
730 |
|
2023-03-18 |
|
| 840-804
| 5 |
Claremont-San Dimas |
CA |
COVNCAXFX3Y |
649C ONVOY, LLC - CA |
730 |
|
2023-03-18 |
|
| 840-804
| 6 |
Claremont-San Dimas |
CA |
COVNCAXFX3Y |
649C ONVOY, LLC - CA |
730 |
|
2023-03-18 |
|
| 840-804
| 7 |
Claremont-San Dimas |
CA |
COVNCAXFX3Y |
649C ONVOY, LLC - CA |
730 |
|
2023-03-18 |
|
| 840-804
| 8 |
Claremont-San Dimas |
CA |
COVNCAXFX3Y |
649C ONVOY, LLC - CA |
730 |
|
2023-03-18 |
|
| 840-804
| 9 |
Claremont-San Dimas |
CA |
COVNCAXFX3Y |
649C ONVOY, LLC - CA |
730 |
|
2023-04-30 |
|
| 840-837
| A |
Pomona |
CA |
LSANCAJWJMD |
516J TON80 COMMUNICATIONS, LLC |
730 |
|
|
|
| 840-837
| 0 |
Pomona |
CA |
RVSDCAYAGT1 |
6529 T-MOBILE USA, INC. |
730 |
|
2022-05-20 |
|
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Last updated: Thu, 16 Jul 2026 02:21:55 UTC
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