Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 321J HD CARRIER LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
909-328 3 Redlands CA LSANCARCY1X  730   2014-08-16   
909-340 8 Big Bear Lake CA LSANCARCY1X  730   2014-08-15   
909-375 5 Big Bear City CA LSANCARCY1X  730   2014-08-15   
909-443 4 Ontario CA LSANCARCY1X  730   2014-08-16   
910-810 A Wilmington NC WLMGNC038MD  428      
910-810 8 Wilmington NC WLMGNC038MD  428   2020-07-27   
910-810 9 Wilmington NC WLMGNC038MD  428   2020-07-27   
912-461 A Savannah GA SVNHGAOBVMD  440      
912-461 8 Savannah GA SVNHGAOBVMD  440   2020-09-17   
912-461 9 Savannah GA SVNHGAOBVMD  440   2020-09-17   
912-620 A Jesup GA SVNHGAOBYMD  440      
912-620 9 Jesup GA SVNHGAOBYMD  440   2021-12-06   
913-391 A Kansas City KS KSCYMO55X9Z  524      
913-391 9 Kansas City KS KSCYMO55X9Z  524   2020-11-23   
913-399 A Kansas City KS KSCYMO55XGZ  524      
913-399 8 Kansas City KS KSCYMO55XGZ  524   2021-07-23   
913-399 9 Kansas City KS KSCYMO55XGZ  524   2021-07-23   
914-300 5 Westchester Zone 3 NY NYCMNY37UMD  132   2016-08-19   
914-300 6 Westchester Zone 3 NY NYCMNY37UMD  132   2016-08-19   
914-300 7 Westchester Zone 3 NY NYCMNY37UMD  132   2016-08-19   
914-300 8 Westchester Zone 3 NY NYCMNY37UMD  132   2016-08-19   
914-300 9 Westchester Zone 3 NY NYCMNY37UMD  132   2016-08-19   
914-326 6 Pleasantville NY NYCMNY37UMD  132   2014-08-01   
914-465 6 Westchester Zone 2 NY NYCMNY37UMD  132   2014-08-01   
914-529 5 Westchester Zone 5 NY NYCMNY37UMD  132   2014-08-01   
914-594 9 Westchester Zone 7 NY NYCMNY37UMD  132   2012-03-04   
914-705 7 Westchester Zone 8 NY NYCMNY37UMD  132   2014-08-01   
914-727 3 Westchester Zone 3 NY NYCMNY37UMD  132   2016-08-19   
914-727 5 Westchester Zone 3 NY NYCMNY37UMD  132   2016-08-19   
914-828 9 Armonk Village NY   132   2014-08-01   
914-908 7 Westchester Zone 9 NY NYCMNY37UMD  132   2014-08-01   
914-999 7 Westchester Zone 3 NY   132   2014-08-01   
915-989 A El Paso TX   540   2025-06-21   
915-989 7 El Paso TX   540   2025-06-21   
915-989 8 El Paso TX   540   2025-06-21   
915-989 9 El Paso TX   540   2025-06-21   
916-656 8 Pleasant Grove CA SCRMCA0105Z  726   2016-08-26   
916-702 0 Pleasant Grove CA SCRMCA0105Z  726   2016-08-26   
916-702 2 Pleasant Grove CA SCRMCA0105Z  726   2016-08-26   
920-384 A Green Bay WI GNBYWIELEMD  350      
920-384 9 Green Bay WI GNBYWIELEMD  350   2020-11-23   
920-466 A Green Bay WI   350   2025-09-08   
920-466 8 Green Bay WI   350   2025-09-08   
920-466 9 Green Bay WI   350   2025-09-08   
925-500 6 Martinez CA SNFCCA21XOZ  722   2016-06-06   
925-500 7 Martinez CA SNFCCA21XOZ  722   2016-06-06   
925-500 9 Martinez CA SNFCCA21XOZ  722   2016-06-06   
925-693 2 Clayton CA SNFCCA21XOZ  722   2016-10-20   
925-693 4 Clayton CA SNFCCA21XOZ  722   2016-10-20   
925-693 5 Clayton CA SNFCCA21XOZ  722   2016-10-20   
925-693 6 Clayton CA SNFCCA21XOZ  722   2016-10-20   
925-723 5 Martinez CA SNFCCA21XOZ  722   2016-06-06   
925-723 6 Martinez CA SNFCCA21XOZ  722   2016-06-06   
925-844 0 Clayton CA SNFCCA21XOZ  722   2016-10-20   
925-844 6 Clayton CA SNFCCA21XOZ  722   2016-10-20   
925-844 8 Clayton CA SNFCCA21XOZ  722   2016-10-20   
925-957 3 Martinez CA SNFCCA21XOZ  722   2013-04-05   
925-993 A Clayton CA SNFCCA21XOZ  722      
925-993 0 Clayton CA SNFCCA21XOZ  722   2016-10-20   
925-993 3 Clayton CA SNFCCA21XOZ  722   2016-10-20   
925-993 5 Clayton CA SNFCCA21XOZ  722   2016-10-20   
925-993 6 Clayton CA SNFCCA21XOZ  722   2016-10-20   
928-293 4 Kingman AZ PHNXAZMAXTY  666   2018-01-28   
928-293 8 Kingman AZ PHNXAZMAXTY  666   2018-01-28   
928-293 9 Kingman AZ PHNXAZMAXTY  666   2018-01-28   
928-529 1 Kingman AZ PHNXAZMAXTY  666   2018-01-28   
929-222 7 New York City Zone 05 NY   132   2014-08-01   
929-251 1 New York City Zone 12 NY NYCMNY37UMD  132   2014-08-01   
929-254 5 New York City Zone 13 NY   132   2014-08-25   
929-267 7 New York City Zone 11 NY   132   2014-08-01   
929-270 1 New York City Zone 10 NY NYCMNY37UMD  132   2014-08-01   
929-275 7 New York City Zone 07 NY   132   2014-08-01   
929-279 9 New York City Zone 09 NY   132   2014-08-01   
929-281 1 New York City Zone 04 NY NYCMNY37UMD  132   2014-08-01   
929-285 5 New York City Zone 03 NY   132   2014-08-19   
929-297 4 New York City Zone 05 NY NYCMNY37UMD  132   2016-08-19   
929-306 2 New York City Zone 11 NY NYCMNY37UMD  132   2016-08-19   
929-306 3 New York City Zone 11 NY NYCMNY37UMD  132   2016-08-19   
929-306 4 New York City Zone 11 NY NYCMNY37UMD  132   2016-08-19   
929-306 5 New York City Zone 11 NY NYCMNY37UMD  132   2016-08-19   
929-307 3 New York City Zone 13 NY NYCMNY37UMD  132   2016-08-19   
929-307 4 New York City Zone 13 NY NYCMNY37UMD  132   2016-08-19   
929-308 3 New York City Zone 14 NY NYCMNY37UMD  132   2016-08-19   
929-308 4 New York City Zone 14 NY NYCMNY37UMD  132   2016-08-19   
929-314 8 New York City Zone 14 NY NYCMNY37UMD  132   2014-08-01   
929-325 3 New York City Zone 05 NY NYCMNY37UMD  132   2016-08-19   
929-334 2 New York City Zone 04 NY NYCMNY37UMD  132   2016-08-19   
929-338 5 New York City Zone 13 NY NYCMNY37UMD  132   2016-08-19   
929-378 2 New York City Zone 14 NY NYCMNY37UMD  132   2016-08-19   
929-920 2 New York City Zone 05 NY NYCMNY37UMD  132   2016-08-19   
929-920 3 New York City Zone 05 NY NYCMNY37UMD  132   2016-08-19   
930-275 A Bloomington IN BLTNINTMXXX  338      
930-275 8 Bloomington IN BLTNINTMXXX  338   2023-05-11   
930-275 9 Bloomington IN BLTNINTMXXX  338   2023-05-11   
930-276 A Terre Haute IN TRRHIN026MD  938      
930-276 8 Terre Haute IN TRRHIN026MD  938   2023-05-11   
930-276 9 Terre Haute IN TRRHIN026MD  938   2023-05-11   
937-518 A Dayton OH DYTNOHKT9MD  328      
937-518 8 Dayton OH DYTNOHKT9MD  328   2020-09-25   
937-518 9 Dayton OH DYTNOHKT9MD  328   2020-09-25   

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Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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