Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 939 [Rate centres in NPA 939] [Dial plan for NPA 939]

NXX: 364

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
939-364 A Juncos PR PBVJPRCO5MD  318J COMCAST IP PHONE, LLC 820      
939-364 1 Juncos PR PBVJPRCO5MD  318J COMCAST IP PHONE, LLC 820   2023-07-03   
939-364 3 Juncos PR PBVJPRCO4MD  624H ONVOY SPECTRUM, LLC 820   2023-12-05   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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