Local Calling Guide

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

NXX: 401

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-401 A Leominster MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-401 0 Leominster MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-401 1 Leominster MA   5562 METROPCS, INC. 128   2008-12-15   
978-401 2 Leominster MA   318J COMCAST IP PHONE, LLC 128   2013-10-03   
978-401 3 Leominster MA   829J PAETEC ITEL, LLC 128   2003-08-29   
978-401 4 Leominster MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-03   
978-401 5 Leominster MA   5562 METROPCS, INC. 128   2006-02-04   
978-401 6 Leominster MA   5562 METROPCS, INC. 128   2014-12-15   
978-401 7 Leominster MA   5562 METROPCS, INC. 128   2008-12-15   
978-401 8 Leominster MA   5562 METROPCS, INC. 128   2008-12-15   
978-401 9 Leominster MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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