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.

Switch: PBVJPRCO4MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
939-360 A Pueblo Viejo PR 624H ONVOY SPECTRUM, LLC 820      
939-593 A Aibonito PR 624H ONVOY SPECTRUM, LLC 820   2024-01-07   
939-693 A Arroyo PR 624H ONVOY SPECTRUM, LLC 820   2024-01-07   
939-793 A Carolina PR 624H ONVOY SPECTRUM, LLC 820   2024-01-07   
939-893 A Cidra PR 624H ONVOY SPECTRUM, LLC 820   2024-01-07   
939-938 A Isla Verde PR 624H ONVOY SPECTRUM, LLC 820   2024-01-07   
939-939 A Salinas PR 624H ONVOY SPECTRUM, LLC 820   2024-01-07   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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