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]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
515-999 8 Granger IA DESMIADTX7X  751F MCC TELEPHONY OF IOWA, LLC - IA 632   2010-04-15   
515-999 9 Granger IA GRNGIACORS1  9631 QWEST CORPORATION 632      

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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