Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 860 [Rate centres in NPA 860] [Dial plan for NPA 860]

NXX: 454

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
860-454 A Rockville CT HRFRCTCRDS0  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
860-454 0 Rockville CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920      
860-454 2 Rockville CT HRFRCTCRDS0  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
860-454 3 Rockville CT   829J PAETEC ITEL, LLC 920   2006-05-22   
860-454 4 Rockville CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2002-12-21   
860-454 5 Rockville CT HRFRCT03GT0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2005-10-31   
860-454 6 Rockville CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-06   
860-454 7 Rockville CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2006-06-04   
860-454 8 Rockville CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2006-06-04   
860-454 9 Rockville CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-04-28   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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