Local Calling Guide

Area code/prefix search

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NPA: 641 [Rate centres in NPA 641] [Dial plan for NPA 641]

NXX: 741

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-741 A Killduff IA SRBOIAXODS1  747C KILLDUFF TELEPHONE COMPANY 632      

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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