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.

NPA: 229 [Rate centres in NPA 229] [Dial plan for NPA 229]

NXX: 677

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
229-677 A Enigma GA FTZGGAXARMD  624H ONVOY SPECTRUM, LLC 444   2024-06-24   
229-677 0 Enigma GA FTZGGAXARMD  624H ONVOY SPECTRUM, LLC 444   2024-06-24   
229-677 7 Enigma GA   145J TERRA NOVA TELECOM INC. 444   2025-05-21   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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