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: 370

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
939-370 A Arroyo PR PBVJPRCO0MD  8645 SUNCOM DBA T-MOBILE USA 820      
939-370 0 Arroyo PR   8645 SUNCOM DBA T-MOBILE USA 820   2023-08-01   
939-370 1 Arroyo PR   8645 SUNCOM DBA T-MOBILE USA 820   2023-08-01   
939-370 2 Arroyo PR   8645 SUNCOM DBA T-MOBILE USA 820   2023-08-01   
939-370 3 Arroyo PR   8645 SUNCOM DBA T-MOBILE USA 820   2023-08-01   
939-370 4 Arroyo PR   8645 SUNCOM DBA T-MOBILE USA 820   2023-08-01   
939-370 5 Arroyo PR   8645 SUNCOM DBA T-MOBILE USA 820   2023-08-01   
939-370 6 Arroyo PR   8645 SUNCOM DBA T-MOBILE USA 820   2023-08-01   
939-370 7 Arroyo PR   8645 SUNCOM DBA T-MOBILE USA 820   2023-08-01   
939-370 8 Arroyo PR   8645 SUNCOM DBA T-MOBILE USA 820   2023-08-01   
939-370 9 Arroyo PR   8645 SUNCOM DBA T-MOBILE USA 820   2023-08-01   

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

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