Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: SNDNWYXCRS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
307-283 A Sundance WY 2251 RANGE TEL COOP INC 654      

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

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