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: 7421 AT&T LOCAL

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
914-372 A Westchester Zone 7 NY NYCMNYBWXCX  132      
914-372 2 Westchester Zone 7 NY   132      
914-570 A Westchester Zone 7 NY NYCMNYBWXCX  132      
914-570 2 Westchester Zone 7 NY   132      
914-570 5 Westchester Zone 7 NY   132      
914-595 A Westchester Zone 1 NY NYCMNYBWXCX  132      
914-595 3 Westchester Zone 1 NY   132      
914-603 A Lakeland NY NYCMNYBWXCX  132      
914-603 2 Lakeland NY   132   2002-12-15   
914-630 A Westchester Zone 6 NY NYCMNYBWXCX  132      
914-630 3 Westchester Zone 6 NY   132      
914-630 9 Westchester Zone 6 NY   132      
914-766 A Croton Falls NY NYCMNYBWXCX  132      
914-766 3 Croton Falls NY   132      
914-899 4 Westchester Zone 6 NY   132      
914-902 2 Westchester Zone 5 NY   132   2003-08-30   
914-940 A Armonk Village NY NYCMNYBWXCX  132      
914-940 9 Armonk Village NY   132   2004-01-23   
915-303 3 El Paso TX   540   2015-02-23   
915-315 7 El Paso TX   540   2015-10-19   
915-342 A El Paso TX ELPSTXMAJMD  540      
915-342 1 El Paso TX   540      
915-342 5 El Paso TX   540      
915-342 9 El Paso TX   540      
915-440 A Clint TX ELPSTXMAX5X  540      
915-440 9 Clint TX   540      
915-745 2 El Paso TX   540   2017-06-19   
916-267 A Sacramento: Main DA CA SCRMCA04DS1  726      
916-267 2 Sacramento: Main DA CA   726      
916-267 6 Sacramento: Main DA CA   726      
916-283 A Sacramento: North DA CA SCRMCA04DS1  726      
916-283 0 Sacramento: North DA CA   726      
916-283 2 Sacramento: North DA CA   726      
916-350 A Folsom CA SCRMCA04DS1  726      
916-350 2 Folsom CA   726      
916-350 3 Folsom CA   726      
916-350 6 Folsom CA   726      
916-350 7 Folsom CA   726      
916-350 8 Folsom CA   726      
916-350 9 Folsom CA   726      
916-583 A Sacramento: Main DA CA DNGNCA01DS1  726      
916-583 9 Sacramento: Main DA CA   726      
916-644 4 Lincoln CA   726   2007-05-01   
916-970 6 Sacramento: Main DA CA   726   2014-08-01   
919-240 3 Chapel Hill NC   426   2004-02-24   
919-257 A Durham NC DRHMNCRTDS0  426   2021-01-25   
919-257 2 Durham NC   426      
919-257 4 Durham NC   426   2006-12-30   
919-257 5 Durham NC   426   2007-08-25   
919-257 6 Durham NC   426   2006-10-14   

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Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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