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: 598

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
573-598 A Annapolis MO ANNPMOXARS0  1151 BRIGHTSPEED OF EAST MISSOURI, LLC 520      
573-598 0 Annapolis MO   073H TELNYX LLC 520   2020-07-23   
573-598 1 Annapolis MO   1151 BRIGHTSPEED OF EAST MISSOURI, LLC 520      
573-598 3 Annapolis MO   1151 BRIGHTSPEED OF EAST MISSOURI, LLC 520      
573-598 4 Annapolis MO   1151 BRIGHTSPEED OF EAST MISSOURI, LLC 520      
573-598 5 Annapolis MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2017-06-23   
573-598 6 Annapolis MO   624H ONVOY SPECTRUM, LLC 520   2021-11-18   
573-598 7 Annapolis MO   624H ONVOY SPECTRUM, LLC 520   2021-11-18   
573-598 8 Annapolis MO   993E BANDWIDTH.COM CLEC, LLC - MO 520   2018-06-01   
573-598 9 Annapolis MO   145J TERRA NOVA TELECOM INC. 520   2026-01-04   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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