M
46 districts, 32,403 postcodes
Manchester, Salford, Trafford, Bury, Tameside, Rochdale, and others
| District | Postcodes | Local authority |
|---|---|---|
| M1 | 548 | Manchester |
| M11 | 759 | Manchester |
| M12 | 504 | Manchester |
| M13 | 489 | Manchester |
| M14 | 1,041 | Manchester |
| M15 | 631 | Manchester |
| M16 | 868 | Trafford |
| M17 | 162 | Trafford |
| M18 | 596 | Manchester |
| M19 | 807 | Manchester |
| M2 | 213 | Manchester |
| M20 | 1,145 | Manchester |
| M21 | 726 | Manchester |
| M22 | 1,211 | Manchester |
| M23 | 820 | Manchester |
| M24 | 1,268 | Rochdale |
| M25 | 786 | Bury |
| M26 | 863 | Bury |
| M27 | 1,104 | Salford |
| M28 | 1,120 | Salford |
| M29 | 568 | Wigan |
| M3 | 642 | Salford |
| M30 | 954 | Salford |
| M31 | 267 | Trafford |
| M32 | 680 | Trafford |
| M33 | 1,558 | Trafford |
| M34 | 1,284 | Tameside |
| M35 | 531 | Oldham |
| M38 | 328 | Salford |
| M4 | 529 | Manchester |
| M40 | 1,393 | Manchester |
| M41 | 1,021 | Trafford |
| M43 | 624 | Tameside |
| M44 | 478 | Salford |
| M45 | 648 | Bury |
| M46 | 576 | Wigan |
| M5 | 640 | Salford |
| M50 | 203 | Salford |
| M6 | 834 | Salford |
| M60 | 134 | Manchester |
| M61 | 88 | Manchester |
| M7 | 780 | Salford |
| M8 | 804 | Manchester |
| M9 | 1,085 | Manchester |
| M90 | 82 | Manchester |
| M99 | 11 | Manchester |