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: 521

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
574-521 A Syracuse IN PLMOINXAQMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 332      
574-521 0 Syracuse IN PLMOINXAQMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 332      
574-521 1 Syracuse IN SBNDIN05NMD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 332   2022-01-03   
574-521 2 Syracuse IN SBNDIN05NMD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 332   2022-01-03   
574-521 3 Syracuse IN SBNDIN053MD  4803 LEVEL 3 COMMUNICATIONS, LLC - IN 332   2018-12-28   
574-521 4 Syracuse IN SBNDIN05NMD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 332   2022-01-03   
574-521 5 Syracuse IN SBNDIN05NMD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 332   2022-01-03   
574-521 6 Syracuse IN SBNDIN05NMD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 332   2022-01-03   
574-521 7 Syracuse IN SBNDIN05NMD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 332   2022-01-03   
574-521 9 Syracuse IN SBNDIN13NMD  490J DISH WIRELESS, LLC 332   2023-11-18   

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

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