Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 640 [Rate centres in NPA 640] [Dial plan for NPA 640]

NXX: 266

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
640-266 A Burlington NJ CMDNNJCE66Z  516J TON80 COMMUNICATIONS, LLC 222      
640-266 0 Burlington NJ   939H COMMIO, LLC 222   2021-10-11   
640-266 1 Burlington NJ   939H COMMIO, LLC 222   2021-10-11   
640-266 2 Burlington NJ   516J TON80 COMMUNICATIONS, LLC 222   2021-05-14   
640-266 3 Burlington NJ   939H COMMIO, LLC 222   2021-10-11   
640-266 4 Burlington NJ   118F BANDWIDTH.COM CLEC, LLC - NJ 222   2022-10-09   
640-266 5 Burlington NJ   624H ONVOY SPECTRUM, LLC 222   2021-11-20   
640-266 6 Burlington NJ   624H ONVOY SPECTRUM, LLC 222   2021-11-20   
640-266 7 Burlington NJ   145J TERRA NOVA TELECOM INC. 222   2024-12-28   
640-266 8 Burlington NJ   624H ONVOY SPECTRUM, LLC 222   2021-05-15   
640-266 9 Burlington NJ   118F BANDWIDTH.COM CLEC, LLC - NJ 222   2022-09-15   

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

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