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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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
760-292 A Pauma Valley CA SNDGCA0238Z  732      
760-292 1 Pauma Valley CA SNDGCA0238Z  732   2012-11-30   
760-297 3 Valley Center CA SNDGCA0238Z  732   2012-11-30   
762-821 A Columbus GA CLMBGAMTXKX  438      
762-821 1 Columbus GA CLMBGAMTXKX  438   2010-05-14   
762-821 2 Columbus GA CLMBGAMTXKX  438   2011-03-21   
762-821 3 Columbus GA CLMBGAMTXKX  438   2012-02-27   
763-273 A Twin Cities MN MPLSMNDTX0Y  628      
763-273 1 Twin Cities MN MPLSMNDTX0Y  628   2010-06-19   
785-219 5 Osage City KS JNCYKSXAUMD  534   2018-06-23   
785-310 1 Lyndon KS JNCYKSXAUMD  534   2018-06-23   
785-339 9 Topeka KS   534   2025-06-29   
785-397 A Burlingame KS JNCYKSXAUMD  534      
785-397 1 Burlingame KS JNCYKSXAUMD  534   2018-06-23   
785-553 2 Baldwin KS   534   2025-06-29   
785-659 2 Wellsville KS   534   2025-06-29   
815-305 3 Gardner IL JOLTILJOPMD  358   2010-03-15   
815-313 5 Ottawa IL JOLTILJOPMD  358   2005-07-15   
815-324 A Ottawa IL JOLTILJOPMD  358      
815-324 9 Ottawa IL JOLTILJOPMD  358   2010-03-11   
815-339 1 Granville IL JOLTILJOPMD  358   2010-06-12   
815-390 2 Braidwood IL JOLTILJOPMD  358   2010-03-15   
815-429 6 Sheldon IL JOLTILJOPMD  358   2010-06-28   
815-432 1 Watseka IL JOLTILJOPMD  358   2010-03-15   
815-450 6 Momence IL JOLTILJOPMD  358   2010-03-15   
815-466 4 Grant Park IL JOLTILJOPMD  358   2010-03-15   
815-473 0 Woodland IL JOLTILJOPMD  358   2010-06-28   
815-495 0 Leland IL JOLTILJOPMD  358   2010-06-13   
815-496 7 Sheridan IL JOLTILJOPMD  358   2010-06-13   
815-500 A Marseilles IL JOLTILJOPMD  358      
815-500 9 Marseilles IL JOLTILJOPMD  358   2010-08-14   
815-560 9 Harvard IL JOLTILJOPMD  358   2010-06-13   
815-581 3 Spring Grove IL JOLTILJOPMD  358   2010-06-13   
815-584 5 Dwight IL JOLTILJOPMD  358   2010-03-15   
815-648 7 Hebron IL JOLTILJOPMD  358   2010-06-13   
815-675 5 Spring Grove IL JOLTILJOPMD  358   2005-07-15   
815-683 1 Crescent City IL JOLTILJOPMD  358   2010-03-15   
815-728 3 Wonder Lake IL JOLTILJOPMD  358   2010-06-13   
815-797 1 Somonauk IL JOLTILJOPMD  358   2010-06-13   
815-862 0 Richmond IL JOLTILJOPMD  358   2010-06-13   
815-884 A Earlville IL JOLTILJOPMD  358      
815-884 1 Earlville IL JOLTILJOPMD  358   2010-05-20   
847-450 2 Elgin IL JOLTILJOPMD  358   2010-06-14   
850-203 A Gulf Breeze FL PNSCFLWAXNX  44813      
850-203 1 Gulf Breeze FL PNSCFLWAXNX  44813   2012-06-02   
850-213 0 Seagrove Beach FL FTWBFLXAJMD  44815   2010-05-09   
850-213 3 Seagrove Beach FL FTWBFLXAJMD  44815   2012-06-10   
850-213 4 Seagrove Beach FL FTWBFLXAJMD  44815   2016-03-07   
850-278 6 Santa Rosa Beach FL FTWBFLXAJMD  44815   2005-03-07   
850-306 8 Crestview FL CRVWFLXAAMD  44814   2010-05-09   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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