All postcodes in M90 4
| Postcode | Place | Type |
|---|---|---|
| M90 4AB | Wythenshawe | street |
| M90 4AD | Wythenshawe | street |
| M90 4AF | — | street |
| M90 4AG | — | street |
| M90 4AL | — | large user |
| M90 4AN | Wythenshawe | large user |
| M90 4AS | — | street |
| M90 4AX | — | street |
| M90 4BS | — | street |
| M90 4EG | Wythenshawe | large user |
| M90 4HL | — | large user |
| M90 4PY | — | street |
| M90 4QG | — | large user |
| M90 4QX | — | street |
| M90 4TU | — | street |
| M90 4WP | — | large user |
| M90 4ZY | — | street |