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
351-243 9 Westford MA FRMNMAWAAMD  128   2023-12-01   
361-237 2 Victoria TX CRCHTXTUX6X  564   2004-01-17   
361-239 A Flour Bluff TX CRCHTXTUX6X  564      
361-239 9 Flour Bluff TX CRCHTXTUX6X  564      
385-462 A Farmington UT SLKCUTMAXSY  660      
385-462 9 Farmington UT SLKCUTMAXSY  660   2022-05-19   
385-562 A Bountiful UT SLKCUTMAXUY  660   2024-02-22   
385-562 9 Bountiful UT SLKCUTMAXUY  660   2024-02-22   
386-338 A Flagler Beach FL DYBHFLMAX8X  45601      
386-338 9 Flagler Beach FL DYBHFLMAX8X  45601   2003-12-14   
401-343 A Hope Valley RI PRVDRIGRXIX  130      
401-343 9 Hope Valley RI PRVDRIGRXIX  130   2004-05-01   
401-409 A Carolina RI PRVDRIWASMD  130      
401-409 9 Carolina RI PRVDRIWASMD  130   2012-08-10   
402-516 A Omaha NE OMAHNENWDS5  644      
402-516 0 Omaha NE OMAHNENWDS5  644      
402-516 1 Omaha NE OMAHNENWDS5  644      
402-516 3 Omaha NE OMAHNENWDS5  644      
402-516 7 Omaha NE OMAHNENWDS5  644      
402-516 9 Omaha NE OMAHNENWDS5  644      
402-517 A Omaha NE OMAHNENWDS5  644      
402-517 3 Omaha NE OMAHNENWDS5  644      
402-517 4 Omaha NE OMAHNENWDS5  644      
402-517 9 Omaha NE OMAHNENWDS5  644      
402-861 3 Omaha NE OMAHNENWDS5  644   2011-02-14   
404-348 A Atlanta GA ATLNGATLDS4  438      
404-348 1 Atlanta GA ATLNGATLDS4  438      
404-348 5 Atlanta GA ATLNGATLDS4  438      
404-348 9 Atlanta GA ATLNGATLDS4  438      
404-516 A Atlanta GA ATLNGATLDS6  438      
404-516 9 Atlanta GA ATLNGATLDS6  438      
404-704 A Atlanta GA ATLNGABU20Z  438      
404-704 1 Atlanta GA ATLNGABU20Z  438      
406-625 A Stevensville MT MSSLMTMAX0X  648   2024-02-23   
406-625 9 Stevensville MT MSSLMTMAX0X  648   2024-02-24   
406-815 A Red Lodge MT BLNGMTMAX5X  650      
406-815 9 Red Lodge MT BLNGMTMAX5X  650   2022-03-08   
406-997 A Fromberg MT BLNGMTWEMMD  650   2024-03-09   
406-997 9 Fromberg MT BLNGMTWEMMD  650   2024-03-09   
408-755 4 San Jose: West DA CA SNJSCA02DS3  722   2011-08-01   
408-916 A San Jose: West DA CA SNJSCA02DS3  722      
408-916 0 San Jose: West DA CA SNJSCA02DS3  722      
408-916 2 San Jose: West DA CA SNJSCA02DS3  722      
408-916 9 San Jose: West DA CA SNJSCA02DS3  722      
412-776 A Pittsburgh Suburban Zone 15 PA PITBPADGDS5  234      
412-776 9 Pittsburgh Suburban Zone 15 PA PITBPADGDS5  234      
413-213 A Belchertown MA SPFDMABRXBX  126      
413-213 9 Belchertown MA SPFDMABRXBX  126   2003-12-07   
413-307 A Adams MA SPFDMAWOPMD  126      
413-307 9 Adams MA SPFDMAWOPMD  126   2012-08-20   

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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