Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 719 [Rate centres in NPA 719] [Dial plan for NPA 719]

NXX: 975

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
719-975 A Colorado Springs-Main CO   907K ALLO COMMUNICATIONS LLC 658   2025-10-02   
719-975 5 Colorado Springs-Main CO   907K ALLO COMMUNICATIONS LLC 658   2025-10-02   

Last updated: Mon, 15 Sep 2025 02:24:40 UTC

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