Local Calling Guide

Area code/prefix search

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NPA: 989 [Rate centres in NPA 989] [Dial plan for NPA 989]

NXX: 221

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-221 A Pinconning MI SGNWMIACLMD  4632 TELNET WORLDWIDE, INC. 344      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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