Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 351 [Rate centres in NPA 351] [Dial plan for NPA 351]

NXX: 529

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
351-529 A Merrimac MA SOVLMAABAMD  965H FRACTEL, LLC 128      
351-529 0 Merrimac MA   892D ONVOY, LLC - MA 128   2023-01-06   
351-529 1 Merrimac MA   892D ONVOY, LLC - MA 128   2021-03-07   
351-529 2 Merrimac MA   892D ONVOY, LLC - MA 128   2021-03-07   
351-529 3 Merrimac MA   965H FRACTEL, LLC 128   2020-07-06   
351-529 4 Merrimac MA   624H ONVOY SPECTRUM, LLC 128   2021-04-11   
351-529 5 Merrimac MA   073H TELNYX LLC 128   2024-08-09   
351-529 6 Merrimac MA   892D ONVOY, LLC - MA 128   2020-07-07   
351-529 7 Merrimac MA   892D ONVOY, LLC - MA 128   2020-07-07   
351-529 8 Merrimac MA   892D ONVOY, LLC - MA 128   2020-07-07   
351-529 9 Merrimac MA   965H FRACTEL, LLC 128   2020-07-06   

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

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