Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

OCN: 515J IP HORIZON LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
925-566 2 Concord CA   722   2002-10-12   
925-584 3 Antioch CA   722   2016-09-15   
925-623 8 Pleasanton CA   722   2016-09-15   
925-635 1 Pittsburg CA   722   2003-10-13   
925-635 2 Pittsburg CA   722   2003-10-13   
925-659 1 Bishop Ranch CA   722   2003-10-13   
925-659 2 Bishop Ranch CA   722   2003-10-13   
925-693 1 Clayton CA   722   2016-09-15   
925-718 1 Danville CA   722      
925-718 2 Danville CA   722      
925-723 8 Martinez CA   722   2016-09-15   
925-725 8 Danville CA   722   2016-09-15   
925-794 1 Moraga CA   722      
925-794 2 Moraga CA   722      
925-800 1 Livermore CA   722      
925-800 2 Livermore CA   722      
925-835 0 Sunol CA   722   2016-09-15   
925-900 1 Lafayette CA   722      
925-900 2 Lafayette CA   722      
925-900 4 Lafayette CA   722      
925-993 1 Clayton CA   722      
925-993 2 Clayton CA   722      
925-999 1 Dublin-San Ramon CA   722      
925-999 2 Dublin-San Ramon CA   722      
928-381 5 Grand Canyon AZ   666   2021-10-01   
928-406 8 Winslow AZ   666   2021-09-26   
928-413 8 Pima AZ   668   2021-09-26   
928-417 0 Safford AZ   668   2021-09-27   
928-423 9 Flagstaff AZ   666   2021-10-27   
928-426 A Prescott AZ PHNXAZ28X3X  666      
928-426 1 Prescott AZ   666   2021-10-25   
928-430 A Somerton AZ PHNXAZ28X3X  666      
928-430 1 Somerton AZ   666   2021-10-25   
928-471 0 Payson AZ   666   2021-09-26   
928-592 1 Sedona AZ   666   2021-09-26   
928-640 8 Page AZ   666   2021-09-26   
928-812 8 Globe AZ   668   2021-09-26   
928-975 8 Yuma AZ   666   2021-10-01   
929-206 0 New York City Zone 12 NY   132   2017-07-10   
929-214 1 New York City Zone 06 NY   132   2013-05-18   
929-224 5 New York City Zone 10 NY   132   2014-03-01   
929-230 1 New York City Zone 03 NY   132   2013-05-16   
929-235 1 New York City Zone 08 NY   132   2013-05-16   
929-237 1 New York City Zone 05 NY   132   2013-05-18   
929-238 1 New York City Zone 07 NY   132   2013-05-18   
929-242 1 New York City Zone 10 NY   132   2013-05-18   
929-243 9 New York City Zone 05 NY   132   2014-03-01   
929-322 8 New York City Zone 12 NY   132   2013-08-26   
929-338 1 New York City Zone 13 NY   132   2014-12-25   
929-348 1 New York City Zone 04 NY   132   2017-07-10   
929-349 0 New York City Zone 08 NY   132   2017-02-26   
929-356 0 New York City Zone 12 NY   132   2017-02-21   
929-369 6 New York City Zone 10 NY   132   2017-07-10   
929-370 0 New York City Zone 07 NY   132   2017-07-10   
929-373 0 New York City Zone 11 NY   132   2017-07-10   
929-379 8 New York City Zone 06 NY   132   2017-02-20   
929-380 0 New York City Zone 09 NY   132   2017-02-21   
929-380 9 New York City Zone 09 NY   132   2017-07-10   
929-381 5 New York City Zone 11 NY   132   2019-06-04   
929-390 0 New York City Zone 07 NY   132   2017-02-21   
929-408 0 New York City Zone 03 NY   132   2017-07-15   
929-425 9 New York City Zone 14 NY   132   2017-02-21   
929-429 1 New York City Zone 05 NY   132   2017-07-10   
929-438 2 New York City Zone 10 NY   132   2017-02-21   
929-446 2 New York City Zone 03 NY   132   2017-02-21   
929-447 3 New York City Zone 05 NY   132   2017-02-21   
929-452 5 New York City Zone 03 NY   132   2019-05-06   
929-454 0 New York City Zone 06 NY   132   2017-07-10   
929-471 0 New York City Zone 08 NY   132   2017-07-10   
929-481 6 New York City Zone 06 NY   132   2019-05-16   
929-491 8 New York City Zone 06 NY NYCMNYBXWMD  132   2021-01-01   
929-492 3 New York City Zone 15 NY   132   2020-06-04   
929-493 2 New York City Zone 15 NY   132   2019-05-16   
929-496 2 New York City Zone 04 NY   132   2021-09-26   
929-501 7 New York City Zone 13 NY   132   2019-05-06   
929-505 5 New York City Zone 05 NY   132   2019-05-06   
929-507 0 New York City Zone 08 NY   132   2019-05-16   
929-520 8 New York City Zone 09 NY   132   2019-05-10   
929-521 9 New York City Zone 08 NY   132   2020-06-05   
929-534 9 New York City Zone 05 NY NYCMNYBXWMD  132   2021-01-01   
929-538 2 New York City Zone 12 NY NYCMNYBXWMD  132   2021-01-07   
929-539 3 New York City Zone 07 NY NYCMNYBXWMD  132   2021-01-06   
929-539 5 New York City Zone 07 NY   132   2020-06-05   
929-543 1 New York City Zone 11 NY NYCMNYBXWMD  132   2021-01-01   
929-553 9 New York City Zone 09 NY NYCMNYBXWMD  132   2021-01-01   
929-557 4 New York City Zone 10 NY NYCMNYBXWMD  132   2021-01-01   
929-588 9 New York City Zone 03 NY NYCMNYBXWMD  132   2021-01-01   
929-603 2 New York City Zone 10 NY   132   2019-05-06   
929-630 7 New York City Zone 07 NY   132   2019-05-06   
929-724 1 New York City Zone 14 NY   132   2019-05-10   
929-758 9 New York City Zone 13 NY NYCMNYBXWMD  132   2021-01-07   
929-822 9 New York City Zone 14 NY NYCMNYBXWMD  132   2021-01-07   
929-895 0 New York City Zone 08 NY NYCMNYBXWMD  132   2021-01-07   
929-920 9 New York City Zone 05 NY   132   2015-10-16   
929-923 0 New York City Zone 04 NY   132   2020-07-04   
929-977 1 New York City Zone 14 NY   132   2020-06-23   
929-988 9 New York City Zone 15 NY NYCMNYBXWMD  132   2021-01-07   
930-246 A Evansville IN EVVLIN03XTX  330      
930-246 1 Evansville IN   330   2021-11-05   
930-249 A Bloomington IN BLTNIN01X6Z  338      

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Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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