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: 883K AHOI LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
334-869 3 Lafayette AL   478   2026-04-23   
334-926 2 Oakland (Chambers) AL   438   2026-04-23   
346-893 A Houston TX   560   2025-11-21   
346-893 4 Houston TX   560   2025-11-21   
361-468 A Corpus Christi TX   564   2026-05-17   
361-468 4 Corpus Christi TX   564   2026-05-17   
385-599 9 Payson UT   660   2026-04-23   
385-738 A Midvale UT   660   2026-05-17   
385-738 8 Midvale UT   660   2026-05-17   
401-758 A Providence RI   130   2026-05-18   
401-758 6 Providence RI   130   2026-05-18   
409-438 A Sour Lake TX   562   2026-01-04   
409-438 2 Sour Lake TX   562   2026-01-04   
409-587 A Silsbee TX   562   2026-01-08   
409-587 8 Silsbee TX   562   2026-01-08   
412-869 A Pittsburgh Zone 1 PA   234   2026-05-16   
412-869 3 Pittsburgh Zone 1 PA   234   2026-05-16   
413-869 A Worthington MA   126   2026-05-21   
413-869 3 Worthington MA   126   2026-05-21   
414-900 A Milwaukee Zone 1 WI   356   2026-05-09   
414-900 0 Milwaukee Zone 1 WI   356   2026-05-09   
430-438 A Pittsburg TX   554   2026-05-21   
430-438 4 Pittsburg TX   554   2026-05-21   
432-587 A Midland TX   542   2026-03-02   
432-587 8 Midland TX   542   2026-03-02   
445-299 9 Buckingham PA   228   2026-04-23   
445-445 2 Wycombe PA   228   2026-04-23   
447-438 A Springfield IL   374   2026-05-18   
447-438 4 Springfield IL   374   2026-05-18   
447-468 A Quincy IL   376   2026-05-18   
447-468 4 Quincy IL   376   2026-05-18   
458-248 7 Lowell OR   670   2026-04-23   
458-305 7 Stateline OR   676   2026-04-23   
458-336 8 Redmond OR   672   2026-04-23   
458-349 7 Baker OR   672   2026-04-23   
458-457 1 Nyssa OR   652   2026-04-23   
479-465 8 Atkins AR   528   2026-02-14   
480-623 A Phoenix AZ   666   2026-04-20   
480-623 3 Phoenix AZ   666   2026-04-20   
501-738 A Little Rock AR   528   2026-05-21   
501-738 8 Little Rock AR   528   2026-05-21   
502-248 7 La Grange KY   462   2026-04-24   
502-300 3 Frankfort KY   462   2026-04-23   
502-800 A Louisville KY   462   2026-03-06   
502-800 0 Louisville KY   462   2026-03-06   
520-922 A Tucson AZ   668   2026-04-30   
520-922 2 Tucson AZ   668   2026-04-30   
534-888 7 Waupaca WI   350   2026-04-23   
575-438 A Las Cruces NM   664   2026-03-02   
575-438 2 Las Cruces NM   664   2026-03-02   

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

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