Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
505-364 1 Albuquerque NM ALBQNMMAXTY  664   2019-11-08   
509-418 A Spokane WA SPKNWA01XAY  676      
509-418 1 Spokane WA SPKNWA01XAY  676   2019-11-09   
509-587 8 Brewster WA   676   2026-02-08   
513-599 A Cincinnati OH CNCNOHREAMD  922      
513-599 5 Cincinnati OH CNCNOHREAMD  922   2019-10-31   
515-858 A Des Moines IA DESMIADTXSX  632      
515-858 1 Des Moines IA DESMIADTXSX  632   2019-11-07   
520-416 A Tucson AZ TCSNAZMAX8Y  668      
520-416 1 Tucson AZ TCSNAZMAX8Y  668   2019-11-07   
530-609 A Alleghany CA SCRMCACN3MD  726      
530-609 1 Alleghany CA SCRMCACN3MD  726   2018-04-23   
539-235 A Tulsa OK TULSOKTBXDZ  538      
539-235 1 Tulsa OK TULSOKTBXDZ  538   2019-10-24   
559-729 A Avenal CA FRSNCA01XQZ  728      
559-729 1 Avenal CA FRSNCA01XQZ  728   2018-04-23   
571-728 A Washington Zone 8 VA   236   2025-07-13   
571-728 1 Washington Zone 8 VA   236   2025-07-13   
605-650 A Sioux Falls SD SXFLSDCOX7X  640      
605-650 1 Sioux Falls SD SXFLSDCOX7X  640   2019-11-09   
607-309 A Endicott NY BNGHNYHYXDY  138      
607-309 1 Endicott NY BNGHNYHYXDY  138   2019-04-14   
609-966 A Pleasantville NJ PSVLNJPLXAZ  220      
609-966 1 Pleasantville NJ PSVLNJPLXAZ  220   2019-10-21   
612-445 A Twin Cities MN MPLSMNCDAMD  628      
612-445 1 Twin Cities MN MPLSMNCDAMD  628   2019-11-08   
614-683 A Alton OH CLMBOHLT8MD  324      
614-683 1 Alton OH CLMBOHLT8MD  324   2018-04-29   
616-306 A Grand Rapids MI GDRPMIBL38Z  348      
616-306 1 Grand Rapids MI GDRPMIBL38Z  348   2019-11-07   
626-540 A Azusa-Glendora CA LSANCARC48Z  730      
626-540 3 Azusa-Glendora CA LSANCARC48Z  730   2018-09-06   
626-631 A Arcadia CA LSANCARC48Z  730      
626-631 1 Arcadia CA LSANCARC48Z  730   2018-04-23   
628-262 A Belvedere CA SNFCCAMKX0X  722      
628-262 1 Belvedere CA SNFCCAMKX0X  722   2018-04-23   
629-236 A Nashville TN NSVLTNMTYGZ  470      
629-236 1 Nashville TN NSVLTNMTYGZ  470   2019-10-24   
636-465 8 Festus-Crystal City MO   520   2026-02-13   
646-995 A New York City Zone 01 NY NYCMNYBXUMD  132      
646-995 1 New York City Zone 01 NY NYCMNYBXUMD  132   2019-04-14   
659-587 A Tuscaloosa AL   476   2026-03-28   
659-587 8 Tuscaloosa AL   476   2026-03-28   
661-613 A Edwards CA BKFDCA11X9X  734      
667-256 A Aberdeen MD BLTMMDCHXWX  236      
667-256 1 Aberdeen MD BLTMMDCHXWX  236   2018-11-18   
667-271 A Salisbury MD SLBRMDSBXZX  242      
667-271 1 Salisbury MD SLBRMDSBXZX  242   2019-11-01   
680-214 A Syracuse NY SYRCNYSUXDX  136      
680-214 1 Syracuse NY SYRCNYSUXDX  136   2019-04-14   

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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