Compare the plug shapes, voltage and frequency in Oman and Montenegro, and find out which adapter you need before you travel.
Adapter required
Yes — coming from Oman, you will need a travel adapter for Montenegro. Oman uses Type G plugs, and Montenegro uses Type C/Type F, so the pin shapes will not fit any wall socket.
Oman (home)
Montenegro (destination)
Electrical specifications in Montenegro
Voltage
Frequency
More about plugs in Montenegro
In Montenegro, the standard power plug is Type C and Type F. The country runs on 230 volts at 50 Hz. That means wall sockets in Montenegro can be one of 2 different shapes — Type C, Type F, and your plug needs to physically match the socket to fit.
Full Montenegro plug guide