From Morfa, Gwynedd to all cities in Lancashire starting with letter M
- Marsden Height, Gwynedd
- Marsh, Gwynedd
- Marsh Houses, Gwynedd
- Marshaw, Gwynedd
- Marton Fold, Gwynedd
- Marton Moss Side, Gwynedd
- Matshead, Gwynedd
- Maudlands, Gwynedd
- Mawdesley, Gwynedd
- Medlar, Gwynedd
- Melling, Gwynedd
- Mellor, Gwynedd
- Mellor Brook, Gwynedd
- Mere Brow, Gwynedd
- Mere Side, Gwynedd
- Mere Syke, Gwynedd
- Mereclough, Gwynedd
- Mereside, Gwynedd
- Middleforth Green, Gwynedd
- Middleton, Gwynedd
- Midge Hall, Gwynedd
- Mill Hill, Gwynedd
- Miller Fold, Gwynedd
- Millhead, Gwynedd
- Milnshaw, Gwynedd
- Monkroyd, Gwynedd
- Moor End, Gwynedd
- Moor Side, Gwynedd
- Moor Side, Gwynedd
- Moorgate, Gwynedd
- Moorlands, Gwynedd
- Morecambe, Gwynedd
- Moss Bridge, Gwynedd
- Moss Edge, Gwynedd
- Moss Side, Gwynedd
- Moss Side, Gwynedd
- Moss Side, Gwynedd
- Mossy Lea, Gwynedd
- Mowbreck, Gwynedd
- Much Hoole, Gwynedd
- Much Hoole Moss Houses, Gwynedd
- Much Hoole Town, Gwynedd
- Myerscough, Gwynedd
- Myerscough Smithy, Gwynedd
- Mythop, Gwynedd