Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 717 [Rate centres in NPA 717] [Dial plan for NPA 717]

NXX: 583

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
717-583 A Hummelstown PA HUMLPAHMRS1  9208 VERIZON PENNSYLVANIA, INC. 226      
717-583 0 Hummelstown PA   9208 VERIZON PENNSYLVANIA, INC. 226      
717-583 1 Hummelstown PA   9208 VERIZON PENNSYLVANIA, INC. 226      
717-583 2 Hummelstown PA   9208 VERIZON PENNSYLVANIA, INC. 226      
717-583 3 Hummelstown PA   145J TERRA NOVA TELECOM INC. 226   2024-02-14   
717-583 4 Hummelstown PA   9208 VERIZON PENNSYLVANIA, INC. 226      
717-583 5 Hummelstown PA   7513 CTSI, INC. - PA 226   2005-07-28   
717-583 6 Hummelstown PA   829J PAETEC ITEL, LLC 226   2013-11-21   
717-583 7 Hummelstown PA   547E ONVOY, LLC - PA 226   2020-08-17   
717-583 8 Hummelstown PA   547E ONVOY, LLC - PA 226   2020-08-17   
717-583 9 Hummelstown PA   547E ONVOY, LLC - PA 226   2024-01-19   

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

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