Local Calling Guide
Area code/prefix search
Castroville, CA
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 831-307
| A |
SLNSCA01XXX |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
|
|
| 831-307
| 0 |
SLNSCA01XXX |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
|
|
| 831-307
| 1 |
SLNSCABIXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
2025-01-19 |
|
| 831-307
| 2 |
SLNSCA01XXX |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
|
|
| 831-453
| A |
SLNSCA01X5Y |
516C AT&T CORP. |
736 |
|
|
|
| 831-453
| 0 |
MTRYCA012MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
736 |
|
2015-02-23 |
|
| 831-453
| 1 |
SLNSCA01X9Y |
649C ONVOY, LLC - CA |
736 |
|
2017-04-26 |
|
| 831-453
| 2 |
SLNSCA01XHY |
318J COMCAST IP PHONE, LLC |
736 |
|
2018-09-06 |
|
| 831-453
| 3 |
MTRYCAPMDS0 |
373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA |
736 |
|
2024-06-14 |
|
| 831-453
| 4 |
SLNSCA01XTX |
7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA |
736 |
|
2017-09-08 |
|
| 831-453
| 5 |
SLNSCA01X9Y |
649C ONVOY, LLC - CA |
736 |
|
2021-07-30 |
|
| 831-453
| 6 |
SLNSCA01X9Y |
649C ONVOY, LLC - CA |
736 |
|
2021-07-30 |
|
| 831-453
| 7 |
SLNSCA01X5Y |
516C AT&T CORP. |
736 |
|
2011-03-11 |
|
| 831-453
| 8 |
SLNSCA01X9Y |
649C ONVOY, LLC - CA |
736 |
|
2021-11-14 |
|
| 831-453
| 9 |
SLNSCABIXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
2023-10-13 |
|
| 831-632
| A |
CSVLCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-632
| 0 |
CSVLCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-632
| 1 |
CSVLCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-632
| 2 |
CSVLCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-632
| 3 |
MTRYCAPMDS0 |
373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA |
736 |
|
2024-12-12 |
|
| 831-632
| 4 |
CSVLCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-632
| 5 |
SLNSCA01XOX |
776C CHARTER FIBERLINK CA-CCO, LLC - CA |
736 |
|
2017-11-04 |
|
| 831-632
| 6 |
|
145J TERRA NOVA TELECOM INC. |
736 |
|
2021-01-12 |
|
| 831-632
| 7 |
SLNSCA01XGX |
9262 UTILITY TELECOM GROUP, LLC - CA |
736 |
|
2006-06-14 |
|
| 831-632
| 9 |
MTRYCA012MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
736 |
|
2010-08-28 |
|
| 831-633
| A |
CSVLCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-633
| 0 |
CSVLCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-633
| 1 |
CSVLCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-633
| 2 |
CSVLCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-633
| 3 |
CSVLCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-633
| 4 |
CSVLCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-633
| 5 |
CSVLCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-633
| 6 |
CSVLCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-633
| 7 |
CSVLCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-731
| A |
|
515J IP HORIZON LLC |
736 |
|
|
|
| 831-731
| 0 |
SLNSCABIXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
2010-09-16 |
|
| 831-731
| 1 |
|
515J IP HORIZON LLC |
736 |
|
|
|
| 831-731
| 2 |
|
515J IP HORIZON LLC |
736 |
|
|
|
| 831-731
| 3 |
MTRYCAPM0MD |
073H TELNYX LLC |
736 |
|
2018-07-03 |
|
| 831-731
| 4 |
|
515J IP HORIZON LLC |
736 |
|
2022-10-20 |
|
| 831-731
| 5 |
SLNSCA01XXX |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
2005-07-26 |
|
| 831-731
| 6 |
SLNSCA01X1Y |
7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
736 |
|
2008-05-12 |
|
| 831-731
| 7 |
|
515J IP HORIZON LLC |
736 |
|
2022-10-20 |
|
| 831-731
| 8 |
SLNSCA01X9Y |
649C ONVOY, LLC - CA |
736 |
|
2021-11-14 |
|
| 831-731
| 9 |
|
515J IP HORIZON LLC |
736 |
|
2022-10-20 |
|
| 831-741
| A |
SLNSCA01XXX |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
|
|
| 831-741
| 1 |
MTRYCAPMDS0 |
373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA |
736 |
|
2016-03-05 |
|
| 831-741
| 2 |
SLNSCA01X9Y |
649C ONVOY, LLC - CA |
736 |
|
2019-07-26 |
|
| 831-741
| 3 |
SLNSCA01X9Y |
649C ONVOY, LLC - CA |
736 |
|
2019-07-26 |
|
| 831-741
| 4 |
SLNSCA01XXX |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
2012-01-08 |
|
| 831-741
| 5 |
SLNSCA01XCY |
624H ONVOY SPECTRUM, LLC |
736 |
|
2024-01-05 |
|
| 831-741
| 6 |
SLNSCABIXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
2008-03-15 |
|
| 831-741
| 7 |
SLNSCA01X7Y |
508J CENTURYLINK COMMUNICATIONS, LLC |
736 |
|
2015-11-09 |
|
| 831-741
| 8 |
SLNSCABIXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
2021-06-06 |
|
| 831-741
| 9 |
SLNSCABIXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
2018-11-10 |
|
Last updated: Sun, 26 Jan 2025 15:59:20 UTC
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