Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 339 [Rate centres in NPA 339] [Dial plan for NPA 339]

NXX: 230

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
339-230 A Sharon MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
339-230 0 Sharon MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-01-06   
339-230 1 Sharon MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2008-07-18   
339-230 2 Sharon MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-08-21   
339-230 3 Sharon MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-10-17   
339-230 4 Sharon MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-10-17   
339-230 5 Sharon MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-10-17   
339-230 6 Sharon MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2019-07-01   
339-230 7 Sharon MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
339-230 8 Sharon MA BSTNMACO1MD  073H TELNYX LLC 128   2022-06-06   
339-230 9 Sharon MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2008-03-09   

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

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