Local Calling Guide
Area code/prefix search
Ontario, CA
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 909-906
| 9 |
|
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
730 |
|
2013-12-15 |
|
| 909-917
| A |
TRNECAGB7MD |
899D METROPCS NETWORKS, LLC |
730 |
|
|
|
| 909-917
| 0 |
|
899D METROPCS NETWORKS, LLC |
730 |
|
|
|
| 909-917
| 1 |
|
899D METROPCS NETWORKS, LLC |
730 |
|
|
|
| 909-917
| 2 |
|
899D METROPCS NETWORKS, LLC |
730 |
|
|
|
| 909-917
| 3 |
|
899D METROPCS NETWORKS, LLC |
730 |
|
|
|
| 909-917
| 4 |
|
899D METROPCS NETWORKS, LLC |
730 |
|
|
|
| 909-917
| 5 |
|
899D METROPCS NETWORKS, LLC |
730 |
|
|
|
| 909-917
| 6 |
|
899D METROPCS NETWORKS, LLC |
730 |
|
|
|
| 909-917
| 7 |
|
899D METROPCS NETWORKS, LLC |
730 |
|
|
|
| 909-917
| 8 |
|
899D METROPCS NETWORKS, LLC |
730 |
|
|
|
| 909-917
| 9 |
|
899D METROPCS NETWORKS, LLC |
730 |
|
|
|
| 909-923
| A |
ONTRCAXG94L |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-930
| A |
ONTRCAXG94L |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-933
| A |
ONTRCAXPPS0 |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-933
| 0 |
|
899D METROPCS NETWORKS, LLC |
730 |
|
2010-09-27 |
|
| 909-933
| 1 |
|
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-933
| 2 |
|
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-933
| 3 |
|
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-933
| 4 |
|
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-933
| 5 |
|
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-933
| 6 |
|
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-933
| 7 |
|
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-933
| 8 |
|
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-933
| 9 |
|
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-934
| A |
ONTRCAXPXAY |
6967 33 WIRELESS INC. |
730 |
|
|
|
| 909-935
| A |
LSANCARC5KD |
7379 MATRIX TELECOM, LLC. S/I/I TNCI - CA |
730 |
|
|
|
| 909-935
| 0 |
|
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
|
|
| 909-935
| 1 |
|
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
|
|
| 909-935
| 2 |
|
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
|
|
| 909-935
| 3 |
|
6529 T-MOBILE USA, INC. |
730 |
|
2020-10-01 |
|
| 909-935
| 4 |
|
6529 T-MOBILE USA, INC. |
730 |
|
2020-10-01 |
|
| 909-935
| 5 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2004-11-09 |
|
| 909-935
| 6 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2004-11-09 |
|
| 909-935
| 7 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2004-11-09 |
|
| 909-935
| 8 |
|
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
|
|
| 909-935
| 9 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2004-12-19 |
|
| 909-937
| A |
ONTRCAXMDS0 |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-937
| 0 |
|
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-937
| 1 |
|
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-937
| 2 |
|
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-937
| 3 |
|
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-937
| 4 |
|
829J PAETEC ITEL, LLC |
730 |
|
2004-04-02 |
|
| 909-937
| 5 |
|
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-937
| 6 |
|
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-937
| 7 |
|
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-937
| 8 |
|
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-937
| 9 |
|
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
| 909-938
| A |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
|
|
| 909-947
| A |
ONTRCAXG94L |
2319 FRONTIER CALIFORNIA INC. |
730 |
|
|
|
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 >>
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
Sponsored by: ISP Telecom
Like this site? We accept donations via PayPal.