Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 631 [Rate centres in NPA 631] [Dial plan for NPA 631]

NXX: 973

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-973 A Kings Park NY HNTNNYSUDS2  7140 TC SYSTEMS,INC. - NY 132      
631-973 0 Kings Park NY   7140 TC SYSTEMS,INC. - NY 132      
631-973 1 Kings Park NY   624H ONVOY SPECTRUM, LLC 132   2021-04-17   
631-973 2 Kings Park NY   4152 PAETEC COMMUNICATIONS, INC. - NY 132   2013-12-05   
631-973 3 Kings Park NY   7133 MCI WORLDCOM COMMUNICATIONS INC. - NY 132   2007-12-01   
631-973 4 Kings Park NY   4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132   2008-04-29   
631-973 5 Kings Park NY   384C ONVOY, LLC NY 132   2016-03-14   
631-973 6 Kings Park NY   384C ONVOY, LLC NY 132   2012-03-26   
631-973 7 Kings Park NY   508J CENTURYLINK COMMUNICATIONS LLC 132   2014-05-01   
631-973 8 Kings Park NY   384C ONVOY, LLC NY 132   2016-03-14   
631-973 9 Kings Park NY   321J HD CARRIER LLC 132   2014-08-01   

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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