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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

OCN: 7421 AT&T - LOCAL

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
904-625 9 Jacksonville FL   45204      
904-893 A Jacksonville FL JCVLFLCLYOX  45204      
904-893 9 Jacksonville FL   45204   2023-04-26   
908-219 A Summit NJ RCPKNJ02XGY  224      
908-219 0 Summit NJ   224      
908-219 3 Summit NJ   224      
908-219 5 Summit NJ   224      
908-269 6 Hackettstown NJ   224   2004-07-25   
908-368 A Elizabeth NJ NWRKNJ02DSP  224      
908-368 2 Elizabeth NJ   224      
908-368 9 Elizabeth NJ   224      
908-552 A Somerville NJ RCPKNJ02XGY  224      
908-552 2 Somerville NJ   224      
908-552 3 Somerville NJ   224      
908-655 A Somerville NJ RCPKNJ02XGY  224      
908-655 3 Somerville NJ   224      
908-655 4 Somerville NJ   224      
908-655 9 Somerville NJ   224      
908-748 A Peapack NJ RCPKNJ02XGY  224      
908-748 1 Peapack NJ   224      
908-774 A Unionville NJ NWRKNJ02Y8X  224      
908-774 4 Unionville NJ   224      
908-860 A Millington NJ NWRKNJ02Y8X  224      
908-860 3 Millington NJ   224      
909-557 A Redlands CA SHOKCA02DS1  730      
909-557 9 Redlands CA   730      
909-969 A Ontario CA SHOKCA02DS1  730      
909-969 9 Ontario CA   730      
910-337 A Clinton NC FYVLNCDK0MD  949      
910-337 9 Clinton NC   949      
910-363 A Southport NC LRBGNCAK0MD  428      
910-363 9 Southport NC   428      
910-398 A Wilmington NC WLMGNCATFMD  428      
910-399 A Wilmington NC LRBGNCAK0MD  428      
910-399 0 Wilmington NC   428      
910-399 9 Wilmington NC   428      
912-988 A Pooler GA SVNHGABSX0Y  440      
912-988 9 Pooler GA   440   2004-02-27   
913-217 A Kansas City KS KSCYKSJOX1X  524      
913-217 1 Kansas City KS   524      
913-217 2 Kansas City KS   524      
913-217 3 Kansas City KS   524      
913-217 4 Kansas City KS   524      
913-217 6 Kansas City KS   524      
913-217 9 Kansas City KS   524      
913-702 A Leavenworth KS KSCYKSJOX1X  524      
913-702 3 Leavenworth KS   524      
913-804 A Atchison KS KSCYKSJOX1X  524      
913-804 9 Atchison KS   524   2014-02-18   
913-815 A Olathe KS KSCYKSJOX1X  524      

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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