Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 720 [Rate centres in NPA 720] [Dial plan for NPA 720]

NXX: 816

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-816 A Allens Park-Lyons CO DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656      
720-816 0 Allens Park-Lyons CO DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656   2023-06-02   
720-816 1 Allens Park-Lyons CO DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656   2023-06-02   
720-816 2 Allens Park-Lyons CO DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656   2023-06-02   
720-816 3 Allens Park-Lyons CO DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656   2023-06-02   
720-816 8 Allens Park-Lyons CO DNVTCOZICMD  515J IP HORIZON LLC 656   2024-07-12   
720-816 9 Allens Park-Lyons CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2023-09-29   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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