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: 606

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
515-606 A Webster City IA WBCYIAAJRS0  842E COMMUNICATIONS 1 NETWORK, INC. - IA 632      
515-606 0 Webster City IA DESMIADTFMD  221F ONVOY, LLC - IA 632   2016-04-06   
515-606 1 Webster City IA DESMIADTFMD  221F ONVOY, LLC - IA 632   2016-04-06   
515-606 2 Webster City IA DESMIADTFMD  221F ONVOY, LLC - IA 632   2017-05-19   
515-606 3 Webster City IA DESMIADTFMD  221F ONVOY, LLC - IA 632   2017-05-19   
515-606 4 Webster City IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2018-04-02   
515-606 5 Webster City IA WBCYIAAJRS0  842E COMMUNICATIONS 1 NETWORK, INC. - IA 632      
515-606 6 Webster City IA DESMIADTTMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 632   2017-10-02   
515-606 7 Webster City IA DESMIADTXJX  508J CENTURYLINK COMMUNICATIONS, LLC 632   2017-03-31   
515-606 8 Webster City IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2018-04-02   
515-606 9 Webster City IA WBCYIAAJRS0  842E COMMUNICATIONS 1 NETWORK, INC. - IA 632      

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

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