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: 210

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
339-210 A Saugus MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
339-210 0 Saugus MA   515J IP HORIZON LLC 128   2016-07-01   
339-210 1 Saugus MA   892D ONVOY, LLC - MA 128   2016-04-02   
339-210 2 Saugus MA   073H TELNYX LLC 128   2019-03-19   
339-210 3 Saugus MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-10-10   
339-210 4 Saugus MA   197D VONAGE AMERICA LLC 128   2020-01-16   
339-210 5 Saugus MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-06-01   
339-210 6 Saugus MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2020-01-15   
339-210 8 Saugus MA   073H TELNYX LLC 128   2017-04-20   
339-210 9 Saugus MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2019-06-05   

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

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