Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 574 [Rate centres in NPA 574] [Dial plan for NPA 574]

NXX: 577

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
574-577 A Royal Center IN LGPTINXA2MD  097D ONVOY, LLC - IN 336      
574-577 5 Royal Center IN LGPTINXAJMD  624H ONVOY SPECTRUM, LLC 336   2024-04-28   
574-577 6 Royal Center IN IPLSINATKMD  7314 TELEPORT COMMUNICATIONS AMERICA, LLC - IN 336   2021-09-27   
574-577 7 Royal Center IN LGPTINXA2MD  097D ONVOY, LLC - IN 336   2021-08-27   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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