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: 793K TWC IP ENABLED SERVICES, LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
585-346 7 Livonia NY   974   2004-10-31   
585-347 4 West Webster NY   974   2004-01-16   
585-347 6 West Webster NY   974   2010-08-08   
585-348 9 East Rochester NY   974   2010-08-08   
585-355 A Rochester NY   974   2025-03-04   
585-355 4 Rochester NY   974   2004-01-11   
585-360 2 Rochester NY   974   2006-11-20   
585-360 4 Rochester NY   974   2006-11-20   
585-363 5 Rochester NY   974   2014-09-26   
585-364 0 Fairport NY   974   2014-05-26   
585-364 3 Fairport NY   974   2015-04-06   
585-366 A Hilton NY   974   2025-03-04   
585-366 4 Hilton NY   974   2004-03-07   
585-366 7 Hilton NY   974   2010-08-08   
585-367 1 Hemlock NY   974   2007-06-20   
585-382 5 Leicester NY   974   2010-08-08   
585-384 6 Cohocton NY   974   2007-06-20   
585-391 3 Brockport NY   974   2004-01-16   
585-398 7 Victor NY   974   2004-01-16   
585-398 8 Victor NY   974   2010-08-08   
585-404 A Henrietta NY   974   2025-03-04   
585-404 0 Henrietta NY   974   2016-10-13   
585-412 6 Canandaigua NY   974   2008-02-05   
585-412 9 Canandaigua NY   974   2016-03-08   
585-413 0 Rochester NY   974   2005-01-30   
585-413 1 Rochester NY   974   2005-01-30   
585-413 3 Rochester NY   974   2005-01-30   
585-417 5 Rochester NY   974   2015-09-28   
585-417 6 Rochester NY   974   2015-09-28   
585-417 7 Rochester NY   974   2015-09-28   
585-430 1 Fairport NY   974   2016-06-10   
585-431 3 Brockport NY   974   2010-08-08   
585-433 8 Victor NY   974   2015-10-12   
585-434 A Rochester NY   974   2025-03-04   
585-434 0 Rochester NY   974   2014-12-01   
585-434 1 Rochester NY   974   2014-12-01   
585-434 2 Rochester NY   974   2014-12-01   
585-434 3 Rochester NY   974   2014-12-30   
585-434 4 Rochester NY   974   2014-12-30   
585-434 5 Rochester NY   974   2014-12-30   
585-435 4 Rochester NY   974   2015-03-15   
585-438 A Avon NY   974   2025-03-04   
585-438 4 Avon NY   974   2005-03-31   
585-441 9 Rochester NY   974   2013-03-17   
585-444 0 Henrietta NY   974   2008-05-01   
585-444 9 Henrietta NY   974   2014-12-21   
585-445 8 Rochester NY   974   2015-03-15   
585-446 0 West Webster NY   974   2015-07-17   
585-446 5 West Webster NY   974   2017-03-03   
585-447 9 Geneseo NY   974   2010-08-08   
585-448 A Rochester NY   974   2025-03-04   
585-448 0 Rochester NY   974   2017-02-12   
585-448 1 Rochester NY   974   2017-02-12   
585-448 3 Rochester NY   974   2018-03-04   
585-468 1 Nunda NY   974   2010-08-08   
585-471 5 Rochester NY   974   2014-08-05   
585-471 8 Rochester NY   974   2013-12-15   
585-476 7 Dalton NY   974   2010-08-08   
585-481 2 Rochester NY   974   2014-01-18   
585-485 0 East Rochester NY   974   2014-07-24   
585-486 4 Henrietta NY   974   2004-01-16   
585-487 6 Henrietta NY   974   2010-08-08   
585-488 2 Spencerport NY   974   2016-10-30   
585-491 6 Rochester NY   974   2015-05-19   
585-491 7 Rochester NY   974   2015-05-19   
585-493 4 Castile NY   974   2006-11-21   
585-494 6 Bergen NY   974   2005-11-21   
585-497 7 Honeoye Falls NY   974   2010-08-08   
585-502 5 Le Roy NY   974   2005-07-28   
585-502 6 Le Roy NY   974   2010-08-08   
585-519 4 Geneseo NY   974   2004-10-31   
585-526 2 Stanley NY   974   2010-08-08   
585-531 4 Naples NY   974   2006-11-21   
585-533 4 Rush NY   974   2006-11-21   
585-534 7 Atlanta NY   974   2011-01-02   
585-537 5 Rochester NY   974   2018-06-09   
585-537 6 Rochester NY   974   2016-10-27   
585-537 7 Rochester NY   974   2016-10-27   
585-545 4 Webster NY   974   2004-01-16   
585-554 7 Rushville NY   974   2010-08-08   
585-558 A Warsaw NY   974   2025-03-04   
585-558 4 Warsaw NY   974   2005-05-14   
585-563 A Rochester NY   974   2025-03-04   
585-563 6 Rochester NY   974   2005-10-20   
585-563 7 Rochester NY   974   2005-11-04   
585-571 4 Scottsville NY   974   2004-01-16   
585-571 9 Scottsville NY   974   2010-08-08   
585-572 A Livonia NY   974   2025-03-04   
585-572 3 Livonia NY   974   2010-08-08   
585-582 6 Honeoye Falls NY   974   2004-01-16   
585-598 3 Fairport NY   974   2004-01-16   
585-617 3 Spencerport NY   974   2010-08-08   
585-617 4 Spencerport NY   974   2004-01-16   
585-617 5 Spencerport NY   974   2008-07-02   
585-622 9 Rochester NY   974   2015-08-10   
585-623 1 Rochester NY   974   2015-08-10   
585-623 8 Rochester NY   974   2014-11-18   
585-626 1 Webster NY   974   2016-02-22   
585-636 A Hamlin NY   974   2025-03-04   
585-636 4 Hamlin NY   974   2005-01-31   

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Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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