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: 378

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
939-378 A Hormigueros PR SNJOPRECCM0  639J LIBERTY MOBILE PUERTO RICO INC. 820   2024-05-16   
939-378 0 Hormigueros PR   639J LIBERTY MOBILE PUERTO RICO INC. 820   2024-05-16   
939-378 1 Hormigueros PR   639J LIBERTY MOBILE PUERTO RICO INC. 820   2024-05-16   
939-378 2 Hormigueros PR SNJOPRECCM0  639J LIBERTY MOBILE PUERTO RICO INC. 820   2024-05-16   

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

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