Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 978 [Rate centres in NPA 978] [Dial plan for NPA 978]

NXX: 391

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-391 A Ayer MA FRMNMAUNX0X  3370 CTC COMMUNICATIONS CORP. - MA 128      
978-391 0 Ayer MA FRMNMAUNX0X  3370 CTC COMMUNICATIONS CORP. - MA 128      
978-391 1 Ayer MA   792K CHARTER IP ENABLED SERVICES, LLC 128      
978-391 2 Ayer MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-391 3 Ayer MA NYCMNYBXDSL  892D ONVOY, LLC - MA 128      
978-391 4 Ayer MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
978-391 5 Ayer MA CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128      
978-391 6 Ayer MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-391 8 Ayer MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-391 9 Ayer MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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