Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 7421 AT&T LOCAL

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
406-221 9 Butte MT   648      
406-274 A Missoula MT MSSLMTMA2MD  648      
406-274 9 Missoula MT   648      
406-281 A Billings MT BLNGMTMAFMD  650      
406-281 9 Billings MT   650      
406-316 A Boulder MT   648   2019-10-01   
406-316 9 Boulder MT   648   2019-10-01   
406-359 5 Glendive MT   650   2004-04-30   
406-375 3 Hamilton MT   648   2004-02-08   
406-419 A Victor MT   648   2019-10-01   
406-419 9 Victor MT   648   2019-10-01   
406-434 4 Shelby MT   648   2004-02-08   
406-626 6 Frenchtown MT   648   2008-11-10   
406-634 A Helena MT HLNAMTMA4MD  648      
406-634 9 Helena MT   648      
406-815 A Red Lodge MT   650   2019-10-01   
406-815 9 Red Lodge MT   650   2019-10-01   
407-235 A Orlando FL ORLDFLMAX2X  45806      
407-235 1 Orlando FL   45806      
407-235 7 Orlando FL   45806      
407-235 9 Orlando FL   45806      
407-393 A Orlando FL ORLDFLMADS3  45806      
407-393 1 Orlando FL   45806      
407-393 2 Orlando FL   45806      
407-393 3 Orlando FL   45806      
407-393 4 Orlando FL   45806      
407-393 6 Orlando FL   45806      
407-393 9 Orlando FL   45806      
407-452 A Kissimmee FL WNPKFLTL4MD  45808      
407-452 1 Kissimmee FL   45808      
407-479 A West Kissimmee FL WNPKFLTL4MD  45808      
407-479 1 West Kissimmee FL   45808      
407-712 A Winter Park FL WNPKFLTL5MD  45808      
407-712 1 Winter Park FL   45808      
407-712 9 Winter Park FL   45808      
407-946 6 Orlando FL   45806   2019-06-25   
408-340 2 Campbell CA   722   2003-06-23   
408-352 A San Jose: West DA CA SNJSCA02DS2  722      
408-352 0 San Jose: West DA CA   722      
408-352 1 San Jose: West DA CA   722      
408-352 2 San Jose: West DA CA   722      
408-352 3 San Jose: West DA CA   722      
408-352 7 San Jose: West DA CA   722      
408-352 9 San Jose: West DA CA   722      
408-413 6 Gilroy CA   722   2002-12-30   
408-470 A Sunnyvale CA SNJSCA02DS2  722      
408-470 1 Sunnyvale CA   722      
408-518 A San Jose: North DA CA SNJSCA02DS2  722      
408-518 3 San Jose: North DA CA   722      
408-518 4 San Jose: North DA CA   722      

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Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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