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: 373

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
939-373 A Aguadilla PR BYMNPRCO4MD  624H ONVOY SPECTRUM, LLC 820   2024-01-06   
939-373 0 Aguadilla PR   8645 SUNCOM DBA T-MOBILE USA 820   2024-06-19   
939-373 1 Aguadilla PR   8645 SUNCOM DBA T-MOBILE USA 820   2024-06-19   
939-373 2 Aguadilla PR   8645 SUNCOM DBA T-MOBILE USA 820   2024-06-19   
939-373 3 Aguadilla PR   624H ONVOY SPECTRUM, LLC 820   2024-01-06   
939-373 4 Aguadilla PR   8645 SUNCOM DBA T-MOBILE USA 820   2025-10-22   
939-373 5 Aguadilla PR   8645 SUNCOM DBA T-MOBILE USA 820   2025-10-22   
939-373 6 Aguadilla PR   8645 SUNCOM DBA T-MOBILE USA 820   2025-09-18   
939-373 7 Aguadilla PR   8645 SUNCOM DBA T-MOBILE USA 820   2025-09-18   
939-373 8 Aguadilla PR   559F NEUTRAL TANDEM - PR 820   2025-11-01   
939-373 9 Aguadilla PR   559F NEUTRAL TANDEM - PR 820   2025-11-01   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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