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Mobile networks and carriers in Puerto Rico use 2 GSM bands, 3 UMTS bands, and 4 LTE bands. Find out if your unlocked phone or mobile device will work in Puerto Rico. See the tables below for details.

Will your phone or mobile device work in Puerto Rico?

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Check device compatibility


Select a carrier to see frequency details
Name # of frequency bands in use
AT&T 6
Claro 5
Open Mobile 1
Sprint 1
T-Mobile 3

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Frequencies in use


Name Interface
850 GSM
1900 (PCS) GSM


Name Interface
B2 (1900 PCS) UMTS
B4 (1700/2100 AWS 1) UMTS
B5 (850) UMTS


Name Interface
B4 (1700/2100 AWS 1) LTE
B13 (700 c) LTE
B17 (700 bc) LTE
B25 (1900 +) LTE