Important: Change of business hours. Monday: 8am-4.30pm, Tuesday: 8am-11.45am, Tuesday PM Donegal Denture Clinic (One Tuesday in the month closed all day), Wednesday: Donegal Denture Clinic. Calling from Northern Ireland call 0787067643, Calling from the Republic of Ireland call 0044 7870676434. Donegal Denture Clinic when calling from Northern Ireland 00353 749124553. Please call for appointments.