Travel adapter from São Tomé and Príncipe to Oman — do you need one?

Q: What plug is used in Oman?

Oman uses Type G plugs at 230 V, 50 Hz.

Compare the plug shapes, voltage and frequency in São Tomé and Príncipe and Oman, and find out which adapter you need before you travel.

Adapter required

Yes — coming from São Tomé and Príncipe, you will need a travel adapter for Oman. São Tomé and Príncipe uses Type C/Type F plugs, and Oman uses Type G, so the pin shapes will not fit any wall socket.

São Tomé and Príncipe (home)

Type C Two round pins (Europlug) 220–240V Type F Two round pins + side earth contacts 220–240V

Oman (destination)

Type G Three rectangular pins 220–240V

Electrical specifications in Oman

Voltage

São Tomé and Príncipe 230 V

Oman 230 V

Match

Frequency

São Tomé and Príncipe 50 Hz

Oman 50 Hz

Match

More about plugs in Oman

In Oman, the standard power plug is Type G. The country runs on 230 volts at 50 Hz. That means every wall socket in Oman is the same shape — Type G, and your plug needs to physically match the socket to fit.

Full Oman plug guide