For out of hours’ assistance, contact the hire company whose details are provided in each vehicle and can be found on the rear of the tax disc holder or in the vehicle glove box.
I gael cymorth ar adeg arall, cysylltwch â'r cwmni hurio y gellir dod o hyd i'w fanylion ym mhob cerbyd ar gefn daliwr y disg treth neu ym mlwch menig y cerbyd.