Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 217 [Rate centres in NPA 217] [Dial plan for NPA 217]

NXX: 777

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-777 A Taylorville IL TYVLIL35DS0  197H COMPUTER TECHNIQUES, INC. - IL 976      

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

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