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: 933

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-933 A Andover MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-933 0 Andover MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-933 1 Andover MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2011-04-28   
978-933 2 Andover MA WSBOMAGO0MD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2015-02-27   
978-933 4 Andover MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-933 5 Andover MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-933 6 Andover MA WSBOMAGO0MD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2015-02-27   
978-933 7 Andover MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-08-14   
978-933 8 Andover MA WSBOMAGO0MD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2015-02-27   
978-933 9 Andover MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-08-14   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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