Puerto Rico

You can buy a SIM card for about $11.12, which includes 1 GB of data plan. You can choose from 4 telecoms: AT&T, Claro, Sprint or T-Mobile.

Puerto Rico uses GSM mobile networks GSM 850 and GSM 1900.

If you don't want to buy SIM card in Puerto Rico upon arrival, make sure to check the roaming charges with your telecom provider before your departure so there are no surprises when you return home.