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: 612K CSC VOICE, LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
347-862 5 New York City Zone 03 NY   132   2007-12-14   
347-862 6 New York City Zone 03 NY   132   2007-12-14   
347-862 7 New York City Zone 03 NY   132   2007-12-14   
347-879 6 New York City Zone 03 NY   132   2004-03-08   
347-879 7 New York City Zone 03 NY   132   2004-03-08   
347-879 8 New York City Zone 03 NY   132   2004-03-08   
347-899 8 New York City Zone 05 NY   132   2011-05-09   
347-913 A New York City Zone 05 NY   132      
347-913 4 New York City Zone 05 NY   132   2011-05-21   
347-915 A New York City Zone 06 NY   132      
347-915 0 New York City Zone 06 NY   132   2011-05-16   
347-915 1 New York City Zone 06 NY   132   2011-05-16   
347-915 2 New York City Zone 06 NY   132   2011-05-16   
347-918 8 New York City Zone 03 NY   132   2011-08-16   
347-918 9 New York City Zone 03 NY   132   2011-08-21   
347-920 2 New York City Zone 05 NY   132   2006-09-25   
347-920 3 New York City Zone 05 NY   132   2006-09-25   
347-920 4 New York City Zone 05 NY   132   2006-09-25   
347-920 5 New York City Zone 05 NY   132   2006-09-25   
347-922 7 New York City Zone 07 NY   132   2006-10-22   
347-945 A New York City Zone 05 NY   132      
347-945 0 New York City Zone 05 NY   132   2007-09-01   
347-945 1 New York City Zone 05 NY   132   2007-09-01   
347-945 2 New York City Zone 05 NY   132   2007-09-01   
347-945 3 New York City Zone 05 NY   132   2007-09-01   
347-945 4 New York City Zone 05 NY   132   2007-09-01   
347-947 3 New York City Zone 05 NY   132   2012-04-10   
347-947 4 New York City Zone 05 NY   132   2012-11-06   
347-947 9 New York City Zone 05 NY   132   2011-10-04   
347-955 A New York City Zone 06 NY   132      
347-955 4 New York City Zone 06 NY   132   2011-11-13   
347-955 5 New York City Zone 06 NY   132   2011-11-13   
347-963 4 New York City Zone 03 NY   132   2006-11-18   
347-963 9 New York City Zone 03 NY   132   2006-11-18   
347-964 A New York City Zone 05 NY   132      
347-964 0 New York City Zone 05 NY   132   2008-02-06   
347-964 1 New York City Zone 05 NY   132   2008-02-19   
347-964 5 New York City Zone 05 NY   132   2006-07-13   
347-964 6 New York City Zone 05 NY   132   2006-07-13   
347-964 7 New York City Zone 05 NY   132   2006-07-13   
347-980 A New York City Zone 05 NY   132      
347-980 2 New York City Zone 05 NY   132   2011-10-30   
347-985 A New York City Zone 06 NY   132      
347-985 1 New York City Zone 06 NY   132   2008-08-10   
347-985 2 New York City Zone 06 NY   132   2008-08-10   
361-703 A Victoria TX   564      
361-894 A Victoria TX   564      
364-226 A Russellville KY   464      
405-331 A Pauls Valley OK   536      
405-564 A Stillwater OK   536      
405-825 A Chickasha OK   536      
405-939 A Perkins OK   536      
405-991 A Lindsay OK   536      
417-308 A Aurora MO   522      
417-320 A Branson MO   522      
417-386 A Branson West MO   522      
417-494 A Nixa MO   522      
417-544 A Branson MO   522      
417-714 A Nixa MO   522      
417-717 A Webb City MO   522      
417-731 A Ozark MO   522      
430-296 A Bagwell TX   552      
430-313 A Winfield TX   554      
430-701 A Hughes Springs TX   554      
430-702 A Gladewater TX   554      
440-621 A Bainbridge (Geauga) OH   320      
440-851 A Burton OH   320      
442-228 A Bishop CA   730      
442-326 A Independence CA   730      
469-614 A Terrell TX   552      
469-707 A Royse City TX   552      
469-720 A Forney TX   552      
469-829 A Plano TX   552      
475-209 9 New Haven CT   920   2014-12-05   
475-282 4 Bridgeport CT   920   2013-04-02   
475-282 9 Bridgeport CT   920   2012-09-28   
475-328 9 Darien CT   920   2014-08-22   
475-330 A Fairfield CT   920      
475-330 1 Fairfield CT   920   2015-08-01   
475-396 A Bridgeport CT   920   2025-10-02   
475-396 4 Bridgeport CT   920   2025-10-02   
475-422 9 Bridgeport CT   920   2013-04-15   
475-449 9 Bridgeport CT   920   2014-12-20   
475-549 8 Milford CT   920   2015-06-22   
475-558 9 New Canaan CT   920   2015-06-26   
475-619 5 Stamford CT   920   2015-07-25   
475-619 9 Stamford CT   920   2015-04-03   
475-888 9 Fairfield CT   920   2015-06-13   
475-897 A Greenwich CT   132      
475-897 1 Greenwich CT   132   2015-08-06   
475-999 8 Fairfield CT   920   2013-07-06   
479-538 A Charleston AR   526      
512-598 A Jarrell TX   558      
512-688 A Georgetown TX   558      
512-969 A Austin TX   558      
516-200 5 Nassau Zone 4 NY   132   2012-07-14   
516-200 9 Nassau Zone 4 NY   132   2013-03-29   
516-208 A Nassau Zone 6 NY   132      
516-208 3 Nassau Zone 6 NY   132   2005-03-27   
516-208 5 Nassau Zone 6 NY   132   2004-11-07   

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Last updated: Sun, 17 May 2026 03:26:51 UTC

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