| Locality | Postal Code |
|---|---|
| Knutsford Business Park | WA16 8ZR |
| Langley | SK11 |
| Leighton | CW1 |
| Little Bollington | WA14 |
| Lower Withington | SK11 |
| Lyme Green | SK11 |
| Lyme Green Business Park | SK11 0LR |
| Macclesfield | SK10, SK11 |
| Macclesfield Forest | SK11 |
| Malkins Bank | CW11 |
| Marbury | SY13 |
| Marthall | SK11, WA16 |
| Martins Moss | CW11 2UW, CW11 2WL |
| Marton | SK11 |
| Medhurst Green | CW12 4TA |
| Mere | WA16 |
| Middlewich | CW10 |
| Millington | WA14 |
| Minshull Vernon | CW1, CW10 |
| Mobberley | WA16 |
| Moreton | CW12 |
| Moreton Cum Alcumlow | CW12 4TJ, CW12 4TL |
| Moston | CW10, CW11 |
| Mottram Saint Andrew | SK10 |
| Mow Cop | ST7 |
| Nantwich | CW5 |