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.
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OCN: 9748 AMERICAN MESSAGING SERVICES, LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
818-278 A Van Nuys CA LSANCARC8KD  730      
818-283 A Los Angeles: DA 01 CA LSANCARC80Z  730      
818-372 A Van Nuys CA LSANCARC80Z  730      
818-412 A Van Nuys CA LSANCARC80Z  730      
818-418 A Van Nuys CA LSANCARC80Z  730      
818-498 A Los Angeles: DA 01 CA LSANCARC80Z  730      
818-513 A Van Nuys CA LSANCARC80Z  730      
818-529 A Van Nuys CA LSANCARC80Z  730      
818-537 A North Hollywood CA LSANCARC80Z  730      
818-589 A Van Nuys CA LSANCARC80Z  730      
818-656 A Glendale CA LSANCARC80Z  730      
830-577 A New Braunfels TX SNANTXCA40Z  566      
831-281 A Santa Cruz CA SNFCCAMKX1X  722      
831-286 A Soledad CA SLNSCA01XGX  736      
831-560 A Aptos CA SNFCCAMKX1X  722      
831-598 A Salinas CA SLNSCA01XGX  736      
831-912 A Monterey CA SLNSCA01XGX  736      
845-408 A Middletown NY PGHKNYFAXLX  133      
845-455 A Poughkeepsie NY PGHKNYFAXLX  133      
845-465 A Poughkeepsie NY PGHKNYFAXLX  133      
845-601 A Newburgh NY PGHKNYFAXLX  133      
845-884 A Kingston NY PGHKNYFAXLX  133      
847-206 A Northbrook IL CHCIILYACM0  358      
847-319 A La Grange IL CHCIILYACM0  358      
847-389 A Northbrook IL CHCIILYACM0  358      
847-547 A Northbrook IL CHCIILYACM0  358      
847-569 A Northbrook West IL CHCIILYACM0  358      
847-661 A La Grange IL CHCIILYACM0  358      
847-799 A Northbrook IL CHCIILYACM0  358      
847-817 A Northbrook West IL CHCIILYACM0  358      
847-992 A Northbrook IL CHCIILYACM0  358      
858-359 A La Jolla CA SNDGCA02X5Z  732      
858-493 A San Diego: Linda Vista DA CA SNDGCA02X5Z  732      
858-494 A San Diego: Linda Vista DA CA SNDGCA02X5Z  732      
858-600 A Rancho Bernardo CA SNDGCA02X5Z  732      
859-222 A Lexington KY LXTNKYIS1MD  466   2021-01-08   
859-461 A Lexington KY LXTNKYIS1MD  466   2021-01-08   
860-220 A Hartford CT SOBYCTPZCM0  920      
860-260 A Hartford CT SOBYCTPZCM0  920      
860-279 A Hartford CT SOBYCTPZCM0  920      
860-320 A Hartford CT SOBYCTPZCM0  920      
860-340 A Hartford CT SOBYCTPZCM0  920      
860-588 A Hartford CT SOBYCTPZCM0  920      
860-699 A New London CT SOBYCTPZCM0  920      
860-720 A Hartford CT SOBYCTPZCM0  920      
860-802 A Hartford CT SOBYCTPZCM0  920      
860-842 A Hartford CT SOBYCTPZCM0  920      
860-939 A Hartford CT SOBYCTPZCM0  920      
863-249 A Lake Wales FL TAMPFLXAXRY  952      
863-942 A Lakeland FL TAMPFLXAXRY  952      

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Last updated: Fri, 23 Jul 2021 12:43:22 UTC

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