Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 515 [Rate centres in NPA 515] [Dial plan for NPA 515]

NXX: 203

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
515-203 A Ames IA DESMIA72GMD  6529 T-MOBILE USA, INC. 632      
515-203 0 Ames IA   6529 T-MOBILE USA, INC. 632      
515-203 1 Ames IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 632   2008-03-16   
515-203 2 Ames IA   221F ONVOY, LLC - IA 632   2012-12-14   
515-203 3 Ames IA   985E BANDWIDTH.COM CLEC, LLC - IA 632   2011-05-13   
515-203 4 Ames IA   221F ONVOY, LLC - IA 632   2012-12-14   
515-203 5 Ames IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632   2007-10-15   
515-203 6 Ames IA   5562 METROPCS, INC. 632      
515-203 7 Ames IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 632   2015-02-01   
515-203 8 Ames IA   221F ONVOY, LLC - IA 632   2012-12-14   
515-203 9 Ames IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632   2006-10-12   

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

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