M
- (County Donegal) Muntermellan
- (County Donegal) Mullan
- (County Donegal) Moneylagan
- (County Donegal) Moyagh
- (County Donegal) Mid Town
- (County Donegal) Melmore
- (County Donegal) Magheradrumman
- (County Donegal) Milltown
- (County Donegal) Manner’s Town
- (County Donegal) Milltown
- (County Donegal) Moress
- (County Donegal) Meenyanly
- (County Donegal) Magheralahan
- (County Donegal) Meenyollan
- (County Donegal) Meenaward
- (County Donegal) Magherabane
- (County Donegal) Mullagharry
- (County Donegal) Muineagh
- (County Donegal) Magheraboy
- (County Donegal) Meendoran
- (County Donegal) Magheramore
- (County Donegal) Mossedge
- (County Donegal) Mullanacross
- (County Donegal) Mullanasole
- (County Donegal) Moyne Bridge
- (County Donegal) Murlas Bridge
- (County Donegal) Meennaraha
- (County Donegal) Meenawogary
- (County Donegal) Meenagolan
- (County Donegal) Mullaghnadreesruhan