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: 910

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-910 A Salem MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-910 0 Salem MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-910 1 Salem MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-910 2 Salem MA   321J HD CARRIER LLC 128   2016-05-12   
978-910 3 Salem MA   321J HD CARRIER LLC 128   2016-05-12   
978-910 4 Salem MA   321J HD CARRIER LLC 128   2016-05-12   
978-910 5 Salem MA   892D ONVOY, LLC - MA 128   2023-06-23   
978-910 7 Salem MA   508J CENTURYLINK COMMUNICATIONS, LLC 128   2014-06-20   
978-910 8 Salem MA   892D ONVOY, LLC - MA 128   2023-06-23   
978-910 9 Salem MA   892D ONVOY, LLC - MA 128   2023-09-11   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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