Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Spring Bluff, MO

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
573-457 A SLLVMOXADS0  1882 FIDELITY TELEPHONE, LLC 520      
573-457 7   145J TERRA NOVA TELECOM INC. 520   2025-07-14   
573-457 8 SLLVMOXADS0  1882 FIDELITY TELEPHONE, LLC 520      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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