Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 573 [Rate centres in NPA 573] [Dial plan for NPA 573]

NXX: 977

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
573-977 A Bigspring MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
573-977 2 Bigspring MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2017-12-24   
573-977 7 Bigspring MO STLSMOGZFMD  965H FRACTEL, LLC 520   2020-09-24   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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