Local Calling Guide

Area code/prefix search

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NPA: 478 [Rate centres in NPA 478] [Dial plan for NPA 478]

NXX: 401

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
478-401 A Millen GA AGSTGAMT05Z  318J COMCAST IP PHONE, LLC 442      
478-401 0 Millen GA AGSTGAMT05Z  318J COMCAST IP PHONE, LLC 442   2010-09-20   
478-401 1 Millen GA AGSTGAMTXMY  983E BANDWIDTH.COM CLEC, LLC - GA 442   2011-10-01   
478-401 2 Millen GA AGSTGAMTXSY  067D ONVOY, LLC - GA 442   2013-12-27   
478-401 3 Millen GA AGSTGAMTXMY  983E BANDWIDTH.COM CLEC, LLC - GA 442   2014-02-20   
478-401 4 Millen GA AGSTGAMTXMY  983E BANDWIDTH.COM CLEC, LLC - GA 442   2015-02-14   
478-401 5 Millen GA AGSTGAMTXFZ  516C AT&T CORP. 442   2013-11-08   
478-401 6 Millen GA AGSTGAEFIMD  7435 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - GA 442   2016-07-20   
478-401 7 Millen GA AGSTGAMTXIZ  508J CENTURYLINK COMMUNICATIONS, LLC 442   2015-10-17   
478-401 8 Millen GA AGSTGAMTXSY  067D ONVOY, LLC - GA 442   2016-04-05   
478-401 9 Millen GA AGSTGAMTXSY  067D ONVOY, LLC - GA 442   2016-04-05   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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