Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 639 [Rate centres in NPA 639] [Dial plan for NPA 639]

NXX: 627

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
639-627 A Indian Head SK REGNSK01XMD  081E DISTRIBUTEL COMMUNICATIONS LIMITED 888 809101    

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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