In the Dominican Republic, they use Type A and B power plugs and outlets. Their plugs and outlets are the same as our standard Type A and B back in the States. . Today, most travelers depend on their electronic devices for safe and comfortable international travel, so it's important to find out what type of power outlets are used in each country you plan to visit. Take a look at the pictures below to see what these plugs and power sockets look like: Doesn't look familiar? Do the outlets look different in your country? You'll need a power plug. . In Dominican Republic, power plugs and sockets (outlets) of type A and type B are used. The standard voltage is 110 V at a frequency of 60 Hz.