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: 516C AT&T CORP.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
707-724 8 Vacaville CA SNFCCA01XGX  722   2013-05-24   
707-742 4 Benicia CA SNFCCA01XGX  722   2006-06-30   
707-756 5 Healdsburg CA SNFCCA01XGX  722   2011-05-16   
707-774 6 Petaluma: Main DA CA SNFCCA01XGX  722   2006-06-30   
707-803 5 Fairfield-Suisun CA SNFCCA01XGX  722   2012-01-24   
707-809 8 Middletown CA SNFCCA01XGX  722   2011-08-09   
707-820 5 Forestville CA SNFCCA01XGX  722   2011-05-16   
707-827 6 Sebastopol CA SNFCCA01XGX  722   2007-02-26   
707-836 4 Windsor CA SNFCCA01XGX  722   2006-06-30   
707-840 6 Arcata CA SNFCCA01XGX  722   2011-06-20   
707-841 3 Willits CA SNFCCA01XGX  722   2011-05-16   
707-843 7 Santa Rosa CA SNFCCA01XGX  722   2006-06-30   
707-857 0 Geyserville CA SNFCCA01XGX  722   2011-05-16   
707-879 2 Tomales CA SNFCCA01XGX  722   2011-08-09   
707-890 5 Santa Rosa CA SNFCCA01XGX  722   2015-01-21   
707-900 5 Lakeport CA SNFCCA01XGX  722   2011-05-26   
707-901 5 Boonville CA SNFCCA01XGX  722   2011-09-26   
708-258 4 Peotone IL CHCGILCLXOX  358   2011-06-01   
708-265 5 Chicago Heights IL CHCGILCLXOX  358   2011-09-28   
708-317 4 Cicero IL CHCGILCLXOX  358   2006-06-30   
708-356 6 Bellwood IL CHCGILCLXOX  358   2007-02-22   
708-360 3 Calumet City IL CHCGILCLXOX  358   2007-02-22   
708-365 6 Homewood IL CHCGILCLXOX  358   2007-03-05   
708-382 7 Tinley Park IL CHCGILCLXOX  358   2006-06-30   
708-394 3 Lansing IL CHCGILCLXOX  358   2007-02-22   
708-397 5 Bellwood IL CHCGILCLXOX  358   2011-11-30   
708-414 9 Crete IL CHCGILCLXOX  358   2011-10-28   
708-419 8 Calumet City IL CHCGILCLXOX  358   2016-09-15   
708-441 2 Chicago Heights IL CHCGILCLXOX  358   2014-10-06   
708-443 6 Cicero IL CHCGILCLXOX  358   2006-06-30   
708-462 7 Harvey IL CHCGILCLXOX  358   2006-06-30   
708-487 9 Riverdale IL CHCGILCLXOX  358   2007-03-12   
708-523 3 Summit IL CHCGILCLXOX  358   2007-02-22   
708-552 5 Summit IL CHCGILCLXOX  358   2007-02-22   
708-566 1 Harvey IL CHCGILCLXOX  358   2005-04-20   
708-577 4 Blue Island IL CHCGILCLXOX  358   2005-04-19   
708-584 A Beecher IL CHCGILCLXOX  358      
708-584 7 Beecher IL CHCGILCLXOX  358   2010-01-08   
708-586 A Palos Park IL CHCGILCLXOX  358      
708-586 2 Palos Park IL CHCGILCLXOX  358   2006-05-02   
708-613 5 Oak Park IL CHCGILCLXOX  358   2006-06-30   
708-620 8 Tinley Park IL CHCGILCLXOX  358   2006-06-30   
708-632 4 Bellwood IL CHCGILCLXOX  358   2006-07-07   
708-634 A Oak Lawn IL CHCGILCLXOX  358      
708-634 2 Oak Lawn IL CHCGILCLXOX  358   2007-03-12   
708-634 3 Oak Lawn IL CHCGILCLXOX  358   2010-11-19   
708-634 7 Oak Lawn IL CHCGILCLXOX  358   2015-02-16   
708-645 4 Orland IL CHCGILCLXOX  358   2006-06-30   
708-657 4 Oak Park IL CHCGILCLXOX  358   2006-06-30   
708-683 6 Cicero IL CHCGILCLXOX  358   2006-06-30   

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Last updated: Wed, 07 Feb 2024 04:12:25 UTC

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