Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 484 [Rate centres in NPA 484] [Dial plan for NPA 484]

NXX: 856

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
484-856 A Hellertown PA   829J PAETEC ITEL, LLC 228   2025-03-11   
484-856 1 Hellertown PA   073H TELNYX LLC 228   2017-07-28   
484-856 2 Hellertown PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2007-09-16   
484-856 4 Hellertown PA   784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-03-11   
484-856 6 Hellertown PA   829J PAETEC ITEL, LLC 228      
484-856 7 Hellertown PA   547E ONVOY, LLC - PA 228   2023-06-24   
484-856 8 Hellertown PA   967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 228   2013-05-05   
484-856 9 Hellertown PA   967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 228   2013-05-05   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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