MK - Milton Keynes
The postal area MK (Milton Keynes) comprises of the following post towns; these towns should be written in capital letters when used in addresses.
Postal Districts within MK - Milton Keynes
| Country | Post Town | Postal District |
| England | Milton Keynes | MK1 MK2 MK3 MK4 MK5 MK6 MK7 MK8 MK9 MK10 MK11 MK12 MK13 MK14 MK15 MK17 MK19 |
| Newport Pagnell | MK16 | |
| Milton Keynes | MK17 | |
| Buckingham | MK18 | |
| Milton Keynes | MK19 | |
| Bedford | MK41 MK42 MK43 MK44 MK45 |
|
| Olney | MK46 |
