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: 490J DISH WIRELESS, LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
838-668 7 Cambridge NY   134   2023-06-18   
838-722 5 Glens Falls NY   134   2023-06-17   
838-830 2 Esperance NY   134   2024-10-17   
838-836 5 Catskill NY   134   2023-06-17   
838-988 4 Albany NY   134   2025-12-11   
838-988 5 Albany NY   134   2025-08-09   
839-204 4 Fairfax SC   434   2025-07-24   
839-204 5 Fairfax SC   434   2025-03-09   
839-205 6 Lexington SC   434   2023-07-04   
839-205 7 Lexington SC   434   2025-09-04   
839-205 8 Lexington SC   434   2025-12-01   
839-209 3 Bath SC   442   2023-06-24   
839-234 2 Camden SC   434   2023-07-04   
839-239 4 Chapin-Little Mountain North SC   434   2023-07-04   
839-243 A Chester SC CLMASCTLX7Y  434      
839-243 0 Chester SC   434   2023-07-03   
839-264 2 Ridgeway SC   434   2023-07-17   
839-268 3 Lexington SC   434   2024-12-19   
839-268 5 Lexington SC   434   2024-09-05   
839-282 6 Fort Mill SC   422   2025-12-18   
839-282 7 Fort Mill SC   422   2025-10-03   
839-400 8 Fort Mill SC   422   2022-07-31   
839-737 0 Lake Wylie SC   422   2022-05-30   
839-800 7 New Ellenton SC   442   2023-07-02   
839-845 6 Eastover SC   434   2023-07-04   
839-900 6 Johnston SC   442   2023-11-24   
840-215 6 Highland CA   730   2023-06-26   
840-230 A Pomona CA LSANCAJWMMD  730      
840-230 0 Pomona CA   730   2023-07-31   
840-258 4 Highland CA   730   2025-10-18   
840-261 6 Fontana CA   730   2024-08-18   
840-268 1 Marshall CA   730   2025-02-22   
840-268 4 Marshall CA   730   2025-07-21   
840-275 3 Pomona CA   730   2025-08-09   
840-275 4 Pomona CA   730   2025-08-09   
840-275 5 Pomona CA   730   2025-11-06   
840-275 7 Pomona CA   730   2026-01-05   
843-637 2 Charleston SC   436   2025-03-06   
843-637 8 Charleston SC   436   2025-01-03   
843-688 9 Lebanon SC   436   2023-07-03   
843-733 1 Conway SC   432   2023-07-29   
843-778 7 Loris SC   432   2023-07-29   
843-954 1 Florence SC   432   2023-07-29   
845-303 7 Kingston NY   133   2024-10-05   
845-508 1 Florida NY   133   2025-04-10   
845-508 2 Florida NY   133   2025-08-20   
845-510 5 Congers NY   132   2022-12-20   
845-805 2 Pine Bush NY   133   2024-06-17   
845-822 2 Cornwall NY   133   2025-08-01   
845-823 3 Lakeland NY   132   2023-10-11   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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