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
826-217 9 Harrisonburg VA HRBGVABFSMD  927   2023-05-11   
830-259 A Floresville TX SNANTXCA91Z  566      
830-259 8 Floresville TX SNANTXCA91Z  566   2022-09-05   
830-259 9 Floresville TX SNANTXCA91Z  566   2022-09-05   
831-215 A Monterey CA MTRYCAPM8MD  736      
831-215 8 Monterey CA MTRYCAPM8MD  736   2020-11-23   
831-215 9 Monterey CA MTRYCAPM8MD  736   2020-11-23   
831-322 6 Watsonville CA   722   2016-10-22   
831-777 0 Santa Cruz CA SNFCCA21XOZ  722   2016-06-28   
831-777 1 Santa Cruz CA SNFCCA21XOZ  722   2016-06-28   
831-859 A Salinas CA MTRYCAPM9MD  736   2024-08-23   
831-859 8 Salinas CA MTRYCAPM9MD  736   2024-08-23   
831-859 9 Salinas CA MTRYCAPM9MD  736   2024-08-23   
831-999 4 Santa Cruz CA SNFCCA21XOZ  722   2016-06-13   
831-999 5 Santa Cruz CA SNFCCA21XOZ  722   2016-06-17   
831-999 6 Santa Cruz CA SNFCCA21XOZ  722   2016-06-13   
832-408 3 Houston TX   560   2025-07-19   
838-227 A Central Bridge NY ALBYNYSSXEZ  134      
838-227 8 Central Bridge NY ALBYNYSSXEZ  134   2021-01-03   
838-227 9 Central Bridge NY ALBYNYSSXEZ  134   2021-01-03   
838-839 A Albany NY ALBYNYSSXZY  134      
838-839 9 Albany NY ALBYNYSSXZY  134   2019-03-09   
839-201 A Columbia SC CLMASCTLX5Y  434      
839-201 9 Columbia SC CLMASCTLX5Y  434   2020-08-07   
839-218 A Columbia SC CLMASCTLX6Y  434      
839-218 8 Columbia SC CLMASCTLX6Y  434   2022-10-03   
839-218 9 Columbia SC CLMASCTLX6Y  434   2022-10-03   
840-221 A San Bernardino CA LSANCARCY9X  730      
840-221 8 San Bernardino CA LSANCARCY9X  730   2022-12-22   
840-221 9 San Bernardino CA LSANCARCY9X  730   2022-12-22   
843-647 5 Charleston SC   436   2025-08-11   
845-269 4 Haverstraw NY   132   2014-08-01   
845-277 2 Croton Falls NY   132   2014-08-01   
845-287 2 Carmel NY   132   2014-08-01   
845-363 5 Brewster NY NYCMNY37UMD  132   2013-04-05   
845-400 3 Spring Valley NY NYCMNY37UMD  132   2016-08-22   
845-400 7 Spring Valley NY NYCMNY37UMD  132   2014-08-01   
845-403 2 Spring Valley NY NYCMNY37UMD  132   2016-08-22   
845-403 3 Spring Valley NY NYCMNY37UMD  132   2016-08-22   
845-403 4 Spring Valley NY NYCMNY37UMD  132   2016-08-22   
845-403 5 Spring Valley NY NYCMNY37UMD  132   2016-08-22   
845-422 4 New City NY NYCMNY37UMD  132   2014-08-01   
845-504 4 Suffern NY   132   2014-08-01   
845-507 7 Nanuet NY   132   2014-08-01   
845-560 A Ellenville NY PGHKNYWSTMD  133      
845-560 9 Ellenville NY PGHKNYWSTMD  133   2020-09-25   
845-600 7 Mahopac NY NYCMNY37UMD  132   2014-08-01   
845-630 2 Carmel NY   132   2016-08-22   
845-630 3 Carmel NY NYCMNY37UMD  132   2016-08-22   
845-630 4 Carmel NY NYCMNY37UMD  132   2016-08-22   
845-630 6 Carmel NY NYCMNY37UMD  132   2016-08-22   
845-643 6 Nyack NY NYCMNY37UMD  132   2014-08-01   
845-731 5 Pearl River NY   132   2014-08-01   
845-737 7 Peekskill NY   132   2014-08-01   
845-759 9 Sloatsburg NY   132   2014-08-01   
845-808 8 Brewster NY   132   2014-08-01   
845-813 A Clintondale NY PGHKNYWSVMD  133      
845-813 9 Clintondale NY PGHKNYWSVMD  133   2021-04-26   
848-204 2 Woodbridge NJ NWRKNJ0298Z  224   2016-05-19   
848-204 3 Woodbridge NJ NWRKNJ0298Z  224   2016-05-19   
848-204 4 Woodbridge NJ NWRKNJ0298Z  224   2016-05-19   
848-204 5 Woodbridge NJ NWRKNJ0298Z  224   2016-05-19   
848-204 6 Woodbridge NJ NWRKNJ0298Z  224   2016-05-19   
848-204 7 Woodbridge NJ NWRKNJ0298Z  224   2016-05-19   
848-204 8 Woodbridge NJ NWRKNJ0298Z  224   2016-05-19   
848-204 9 Woodbridge NJ NWRKNJ0298Z  224   2016-05-19   
848-239 1 New Brunswick NJ   224   2016-09-04   
848-269 3 New Brunswick NJ NWRKNJ0298Z  224   2016-09-04   
848-269 4 New Brunswick NJ NWRKNJ0298Z  224   2016-09-04   
848-269 5 New Brunswick NJ NWRKNJ0298Z  224   2016-09-04   
848-269 6 New Brunswick NJ NWRKNJ0298Z  224   2016-09-04   
848-277 2 Seaside Park NJ NWRKNJ0298Z  224   2016-05-22   
848-277 3 Seaside Park NJ NWRKNJ0298Z  224   2016-05-22   
848-277 4 Seaside Park NJ NWRKNJ0298Z  224   2016-05-22   
848-277 5 Seaside Park NJ NWRKNJ0298Z  224   2016-05-22   
848-277 6 Seaside Park NJ NWRKNJ0298Z  224   2016-05-22   
848-277 7 Seaside Park NJ NWRKNJ0298Z  224   2016-05-22   
848-277 8 Seaside Park NJ NWRKNJ0298Z  224   2016-05-22   
848-277 9 Seaside Park NJ NWRKNJ0298Z  224   2016-05-22   
854-205 A Charleston SC CHTNSCFU9MD  436      
854-205 9 Charleston SC CHTNSCFU9MD  436   2020-08-07   
854-291 1 Charleston SC   436   2025-08-11   
856-306 7 Berlin NJ CMDNNJCE55Z  222   2020-05-01   
856-357 8 Mullica Hill NJ CMDNNJCE55Z  222   2020-05-01   
856-402 1 Beaver Brook NJ CMDNNJCE55Z  222   2016-05-19   
856-402 3 Beaver Brook NJ CMDNNJCE55Z  222   2016-05-19   
856-402 4 Beaver Brook NJ CMDNNJCE55Z  222   2016-05-19   
856-402 5 Beaver Brook NJ CMDNNJCE55Z  222   2016-05-19   
856-402 6 Beaver Brook NJ CMDNNJCE55Z  222   2016-05-19   
856-402 7 Beaver Brook NJ CMDNNJCE55Z  222   2016-05-19   
856-402 8 Beaver Brook NJ CMDNNJCE55Z  222   2016-05-19   
856-450 7 Beaver Brook NJ CMDNNJCE55Z  222   2020-05-08   
856-450 8 Beaver Brook NJ CMDNNJCE55Z  222   2020-05-08   
856-458 0 Beaver Brook NJ CMDNNJCE55Z  222   2016-09-04   
856-458 2 Beaver Brook NJ CMDNNJCE55Z  222   2016-09-04   
856-458 8 Beaver Brook NJ CMDNNJCE55Z  222   2016-05-19   
856-474 5 Gloucester NJ   222   2016-09-04   
856-475 3 Gloucester NJ CMDNNJCE55Z  222   2016-05-19   
856-475 4 Gloucester NJ CMDNNJCE55Z  222   2016-05-19   
856-632 2 Beaver Brook NJ CMDNNJCE55Z  222   2016-09-04   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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