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: 300

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
640-300 A Milmay NJ PSVLNJPLXRX  637C ONVOY, LLC - NJ 220      
640-300 0 Milmay NJ PSVLNJPLXRX  637C ONVOY, LLC - NJ 220   2019-01-25   
640-300 1 Milmay NJ PSVLNJPLXRX  637C ONVOY, LLC - NJ 220   2019-01-25   
640-300 2 Milmay NJ PSVLNJPLXKX  264F PEERLESS NETWORK OF NEW JERSEY, LLC - NJ 220   2019-09-13   
640-300 3 Milmay NJ PSVLNJPLXRX  637C ONVOY, LLC - NJ 220   2020-07-05   
640-300 4 Milmay NJ PSVLNJPLXRX  637C ONVOY, LLC - NJ 220   2020-07-05   
640-300 5 Milmay NJ PSVLNJPLX7Z  624H ONVOY SPECTRUM, LLC 220   2021-11-20   
640-300 6 Milmay NJ PSVLNJPLXRX  637C ONVOY, LLC - NJ 220   2022-09-25   
640-300 7 Milmay NJ PSVLNJPLXRX  637C ONVOY, LLC - NJ 220   2021-03-13   
640-300 8 Milmay NJ PSVLNJPLXRX  637C ONVOY, LLC - NJ 220   2021-03-13   
640-300 9 Milmay NJ PSVLNJPLX7Z  624H ONVOY SPECTRUM, LLC 220   2021-11-20   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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