Travel adapter from Tonga to Oman
Adapter Required
Yes — coming from Tonga, you will need a travel adapter for Oman. Tonga uses Type I plugs, and Oman uses Type G, so the pin shapes will not fit any wall socket.
Tonga (home)
Type I
Two or three flat angled pins
Oman (destination)
Electrical specs
Tonga
240 V
50 Hz
= Match
Oman
230 V
50 Hz
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.