| MINERAL WELL [Bridgend] | OS1/3/41/73 |
| MONASTERY (Ruins) [Kilwinning] | OS1/3/41/80 |
| MONASTERY (Ruins) [Kilwinning] | OS1/3/41/79 |
| MONCUR PIT | OS1/3/41/107 |
| MONK CASTLE (In Ruins) | OS1/3/41/8 |
| MONKCASTLE | OS1/3/41/14 |
| MONKCASTLE QUARRY | OS1/3/41/5 |
| MONKREDDING HOUSE | OS1/3/41/39 |
| MONKREDDING QUARRY | OS1/3/41/39 |
| MONTGOMERY COTTAGE | OS1/3/41/121 |
| MONTGREENAN | OS1/3/41/58 |
| MONTGREENAN BRIDGE | OS1/3/41/46 |
| MONTGREENAN MAINS | OS1/3/41/58 |
| MOSS MULLOCH | OS1/3/41/10 |
| MOSSCULLOCH | OS1/3/41/22 |
| MOSSHILL | OS1/3/41/121 |
| MOTHER LODGE [Freemasons' Kilwinning] | OS1/3/41/83 |
| MOUNT PLANTATION | OS1/3/41/29 |
| MUIRHOUSE | OS1/3/41/55 |
| MUIRSIDE | OS1/3/41/63 |
