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: 321J HD CARRIER LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
912-461 8 Savannah GA SVNHGAOBVMD  440   2020-09-17   
912-461 9 Savannah GA SVNHGAOBVMD  440   2020-09-17   
912-530 5 Jesup GA SVNHGAOBVMD  440   2025-09-14   
912-620 A Jesup GA SVNHGAOBYMD  440      
912-620 9 Jesup GA SVNHGAOBYMD  440   2021-12-06   
912-766 1 Jekyll Island GA SVNHGAOBVMD  440   2025-09-14   
912-766 2 Jekyll Island GA SVNHGAOBVMD  440   2025-09-14   
912-859 2 Savannah GA SVNHGAOBVMD  440   2026-06-01   
912-859 5 Savannah GA SVNHGAOBVMD  440   2025-09-16   
912-859 6 Savannah GA SVNHGAOBVMD  440   2025-09-16   
912-859 7 Savannah GA SVNHGAOBVMD  440   2025-09-16   
912-859 8 Savannah GA SVNHGAOBVMD  440   2026-06-01   
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   
913-457 4 Kansas City KS KSCYMO55XGZ  524   2026-07-17   
913-457 5 Kansas City KS KSCYMO55XGZ  524   2026-07-17   
913-457 6 Kansas City KS KSCYMO55XGZ  524   2026-07-17   
914-200 7 Westchester Zone 1 NY NYCMNY37UMD  132   2014-08-01   
914-208 8 Ossining NY NYCMNY37UMD  132   2014-08-01   
914-222 7 Westchester Zone 2 NY NYCMNY37UMD  132   2014-08-01   
914-300 2 Westchester Zone 3 NY NYCMNY37UMD  132   2016-08-19   
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   
914-348 8 Westchester Zone 4 NY NYCMNY37UMD  132   2014-08-01   
914-362 4 Mount Kisco NY NYCMNY37UMD  132   2014-08-01   
914-465 6 Westchester Zone 2 NY NYCMNY37UMD  132   2014-08-01   
914-485 5 North Salem NY NYCMNY37UMD  132   2014-08-02   
914-529 5 Westchester Zone 5 NY NYCMNY37UMD  132   2014-08-01   
914-594 9 Westchester Zone 7 NY NYCMNY37UMD  132   2012-03-04   
914-598 5 Westchester Zone 7 NY NYCMNY37UMD  132   2014-08-01   
914-603 0 Lakeland NY NYCMNY37UMD  132   2014-08-01   
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 NYCMNY37UMD  132   2014-08-01   
914-908 7 Westchester Zone 9 NY NYCMNY37UMD  132   2014-08-01   
914-998 9 Westchester Zone 6 NY NYCMNY37UMD  132   2014-08-01   
914-999 7 Westchester Zone 3 NY NYCMNY37UMD  132   2014-08-01   
915-364 A El Paso TX ELPSTXEY9MD  540   2026-06-08   
915-364 4 El Paso TX ELPSTXEY9MD  540   2026-06-08   
915-364 5 El Paso TX ELPSTXEY9MD  540   2026-06-08   
915-364 6 El Paso TX ELPSTXEY9MD  540   2026-06-08   
915-989 A El Paso TX ELPSTXEY9MD  540   2025-06-21   

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Last updated: Tue, 29 Sep 2026 03:00:13 UTC

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