Local Calling Guide
Area code/prefix search
Santa Clarita: Newhall-Castaic DA, CA
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 661-222
| 5 |
|
9740 PACIFIC BELL |
730 |
|
|
|
| 661-222
| 6 |
|
9740 PACIFIC BELL |
730 |
|
|
|
| 661-222
| 7 |
|
9740 PACIFIC BELL |
730 |
|
|
|
| 661-222
| 8 |
|
9740 PACIFIC BELL |
730 |
|
|
|
| 661-222
| 9 |
|
9740 PACIFIC BELL |
730 |
|
|
|
| 661-244
| A |
LSANCARCD3S |
649C ONVOY, LLC - CA |
730 |
|
|
|
| 661-244
| 0 |
|
649C ONVOY, LLC - CA |
730 |
|
|
|
| 661-244
| 1 |
|
649C ONVOY, LLC - CA |
730 |
|
|
|
| 661-244
| 2 |
|
649C ONVOY, LLC - CA |
730 |
|
|
|
| 661-244
| 3 |
|
649C ONVOY, LLC - CA |
730 |
|
|
|
| 661-244
| 4 |
|
649C ONVOY, LLC - CA |
730 |
|
|
|
| 661-244
| 5 |
|
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
730 |
|
|
|
| 661-244
| 6 |
|
649C ONVOY, LLC - CA |
730 |
|
|
|
| 661-244
| 7 |
|
6529 T-MOBILE USA, INC. |
730 |
|
2006-05-20 |
|
| 661-244
| 8 |
|
649C ONVOY, LLC - CA |
730 |
|
|
|
| 661-244
| 9 |
|
649C ONVOY, LLC - CA |
730 |
|
|
|
| 661-253
| A |
NHLLCA01DS0 |
9740 PACIFIC BELL |
730 |
|
|
|
| 661-254
| A |
NHLLCA01DS0 |
9740 PACIFIC BELL |
730 |
|
|
|
| 661-255
| A |
NHLLCA01DS0 |
9740 PACIFIC BELL |
730 |
|
|
|
| 661-257
| A |
CSTCCA11DS0 |
9740 PACIFIC BELL |
730 |
|
|
|
| 661-259
| A |
NHLLCA01DS0 |
9740 PACIFIC BELL |
730 |
|
|
|
| 661-260
| A |
NHLLCA01DS0 |
9740 PACIFIC BELL |
730 |
|
|
|
| 661-284
| A |
NHLLCA01DS0 |
9740 PACIFIC BELL |
730 |
|
|
|
| 661-286
| A |
NHLLCA01DS0 |
9740 PACIFIC BELL |
730 |
|
|
|
| 661-286
| 0 |
|
9740 PACIFIC BELL |
730 |
|
|
|
| 661-286
| 1 |
|
9740 PACIFIC BELL |
730 |
|
|
|
| 661-286
| 2 |
|
9740 PACIFIC BELL |
730 |
|
|
|
| 661-286
| 3 |
|
9262 UTILITY TELECOM GROUP, LLC - CA |
730 |
|
|
|
| 661-286
| 4 |
|
9740 PACIFIC BELL |
730 |
|
|
|
| 661-286
| 5 |
|
9262 UTILITY TELECOM GROUP, LLC - CA |
730 |
|
|
|
| 661-286
| 6 |
|
9740 PACIFIC BELL |
730 |
|
|
|
| 661-286
| 7 |
|
9740 PACIFIC BELL |
730 |
|
|
|
| 661-286
| 8 |
|
9740 PACIFIC BELL |
730 |
|
|
|
| 661-286
| 9 |
|
9740 PACIFIC BELL |
730 |
|
|
|
| 661-287
| A |
NHLLCA01DS0 |
9740 PACIFIC BELL |
730 |
|
|
|
| 661-288
| A |
NHLLCA01DS0 |
9740 PACIFIC BELL |
730 |
|
|
|
| 661-290
| A |
NHLLCA01DS0 |
9740 PACIFIC BELL |
730 |
|
|
|
| 661-291
| A |
NHLLCA01DS0 |
9740 PACIFIC BELL |
730 |
|
|
|
| 661-294
| A |
CSTCCA11DS0 |
9740 PACIFIC BELL |
730 |
|
|
|
| 661-295
| A |
CSTCCA11DS0 |
9740 PACIFIC BELL |
730 |
|
|
|
| 661-310
| A |
LSANCA54DS7 |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
730 |
|
|
|
| 661-310
| 0 |
|
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
730 |
|
|
|
| 661-310
| 1 |
|
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
730 |
|
|
|
| 661-310
| 2 |
|
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
730 |
|
|
|
| 661-310
| 3 |
|
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
730 |
|
|
|
| 661-310
| 4 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2004-12-11 |
|
| 661-310
| 5 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2004-12-11 |
|
| 661-310
| 6 |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2005-04-04 |
|
| 661-310
| 7 |
|
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
730 |
|
|
|
| 661-310
| 8 |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2005-04-04 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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