Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 715 [Rate centres in NPA 715] [Dial plan for NPA 715]

NXX: 591

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
715-591 A Mill Creek WI RHFDWIAARP0  0859 CENTRAL STATE TEL. CO 350      
715-591 0 Mill Creek WI   0859 CENTRAL STATE TEL. CO 350      
715-591 1 Mill Creek WI   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 350   2022-02-11   
715-591 2 Mill Creek WI   0859 CENTRAL STATE TEL. CO 350      
715-591 3 Mill Creek WI   0859 CENTRAL STATE TEL. CO 350      
715-591 4 Mill Creek WI   225C ONVOY, LLC - WI 350   2021-08-20   
715-591 5 Mill Creek WI   225C ONVOY, LLC - WI 350   2021-03-29   
715-591 6 Mill Creek WI   624H ONVOY SPECTRUM, LLC 350   2021-06-21   
715-591 7 Mill Creek WI   0859 CENTRAL STATE TEL. CO 350      
715-591 8 Mill Creek WI   624H ONVOY SPECTRUM, LLC 350   2021-11-27   
715-591 9 Mill Creek WI   624H ONVOY SPECTRUM, LLC 350   2021-11-27   

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

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