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: 718

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-718 A Longmont CO LNMTCOMADS1  9636 QWEST CORPORATION 656      
720-718 0 Longmont CO   9636 QWEST CORPORATION 656   2017-01-18   
720-718 1 Longmont CO   9636 QWEST CORPORATION 656   2017-01-18   
720-718 2 Longmont CO   9636 QWEST CORPORATION 656   2017-01-18   
720-718 3 Longmont CO   9636 QWEST CORPORATION 656   2017-01-18   
720-718 4 Longmont CO   9636 QWEST CORPORATION 656   2017-01-18   
720-718 5 Longmont CO   9636 QWEST CORPORATION 656   2017-01-18   
720-718 6 Longmont CO   9636 QWEST CORPORATION 656   2017-01-18   
720-718 7 Longmont CO   9636 QWEST CORPORATION 656   2017-01-18   
720-718 8 Longmont CO   9636 QWEST CORPORATION 656   2017-01-18   
720-718 9 Longmont CO   9636 QWEST CORPORATION 656   2017-01-18   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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