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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OCN: 883K AHOI LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
308-600 A Grand Island NE GDISNEASIMD  646   2026-07-25   
308-600 0 Grand Island NE GDISNEASIMD  646   2026-07-25   
308-810 7 Broken Bow NE   646   2026-09-19   
308-896 7 Cairo NE   646   2026-10-29   
309-400 4 Rock Island IL   634   2026-06-28   
309-518 7 Lewistown IL   368   2026-09-18   
309-632 7 Delavan IL   368   2026-04-25   
309-666 7 Peoria IL   368   2026-06-28   
309-900 7 Farmington IL   368   2026-07-31   
309-910 7 Edgington IL   634   2026-05-23   
309-982 A Canton IL   368   2026-10-31   
309-982 0 Canton IL   368   2026-10-31   
309-996 2 Fiatt IL   368   2026-10-29   
313-313 A Detroit Zone 6 MI SFLDMIMKRMD  340   2026-03-06   
313-313 3 Detroit Zone 6 MI SFLDMIMKRMD  340   2026-03-06   
321-533 3 Cocoa Beach FL   45806   2026-07-31   
324-333 6 Maxville FL   45204   2026-06-28   
324-900 7 Fernandina Beach FL   45204   2026-07-31   
325-209 7 Albany TX   550   2026-07-31   
325-299 9 Stamford TX   550   2026-04-26   
325-314 7 Anson TX   550   2026-09-18   
325-324 7 Ballinger TX   961   2026-07-31   
325-362 7 Bangs TX   961   2026-09-18   
325-368 7 Roscoe TX   550   2026-10-29   
325-377 7 London TX   961   2026-05-23   
325-438 A Ozona TX SANGTXXA6MD  961   2026-05-15   
325-438 7 Ozona TX SANGTXXA6MD  961   2026-05-15   
325-587 A Snyder TX ABLNTXORX7Y  550   2026-03-20   
325-587 8 Snyder TX ABLNTXORX7Y  550   2026-03-20   
326-233 3 Hillsboro OH   328   2026-07-31   
327-208 7 Batesville AR   528   2026-07-31   
327-529 7 Chidester AR   530   2026-07-31   
327-587 A Smackover AR LTRKARZOGMD  530   2026-05-15   
327-587 8 Smackover AR LTRKARZOGMD  530   2026-05-15   
327-888 7 Harrisburg AR   528   2026-05-22   
334-287 7 Demopolis AL   478   2026-04-23   
334-334 A Montgomery AL MTGMALGY7MD  478   2026-05-08   
334-334 4 Montgomery AL MTGMALGY7MD  478   2026-05-08   
334-345 7 Marion AL   478   2026-07-31   
334-628 7 Uniontown AL   478   2026-09-18   
334-869 3 Lafayette AL   478   2026-04-23   
334-926 2 Oakland (Chambers) AL   438   2026-04-23   
334-988 A Phenix City AL   438   2026-09-28   
334-988 8 Phenix City AL   438   2026-09-28   
339-239 6 Bryantville MA   128   2026-05-23   
339-265 7 Lexington MA   128   2026-10-29   
346-893 A Houston TX HSTNTXJAXEZ  560   2025-11-21   
346-893 4 Houston TX HSTNTXJAXEZ  560   2025-11-21   
346-912 7 Alvin TX   560   2026-05-23   
352-288 6 Ocklawaha FL   45403   2026-06-28   

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Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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