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: 678

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
574-678 A Milford IN SBNDIN01X4Y  6725 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN 332      
574-678 0 Milford IN   6725 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN 332      
574-678 1 Milford IN   6725 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN 332      
574-678 6 Milford IN   097D ONVOY, LLC - IN 332   2021-09-04   
574-678 7 Milford IN   508J CENTURYLINK COMMUNICATIONS, LLC 332   2014-04-20   
574-678 8 Milford IN   097D ONVOY, LLC - IN 332   2021-07-27   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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