Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 671 [Rate centres in NPA 671] [Dial plan for NPA 671]

NXX: 888

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
671-888 A Agana GU TUMNGU01CM0  1085 CHOICE PHONE, LLC DBA ICONN 871      

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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