| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Ascot | SL5 |
| Postal/ZIP Codes in Bisham | SL7 |
| Postal/ZIP Codes in Bray | SL6 |
| Postal/ZIP Codes in Burchetts Green | SL6 |
| Postal/ZIP Codes in Cockpole Green | RG10 8NE, RG10 8NJ, RG10 … |
| Postal/ZIP Codes in Cookham | SL6 |
| Postal/ZIP Codes in Cookham Dean | SL6 9PQ |
| Postal/ZIP Codes in Datchet | SL3 |
| Postal/ZIP Codes in Eton | SL4 |
| Postal/ZIP Codes in Eton College | SL4 |
| Postal/ZIP Codes in Eton Wick | SL4 |
| Postal/ZIP Codes in Fifield | SL6 |
| Postal/ZIP Codes in Holyport | SL6 |
| Postal/ZIP Codes in Horton | SL3 |
| Postal/ZIP Codes in Hurley | SL6 |
| Postal/ZIP Codes in Knowl Hill | RG10 |
| Postal/ZIP Codes in Littlewick Green | SL6 |
| Postal/ZIP Codes in Maidenhead | SL6 |
| Postal/ZIP Codes in North Ascot | SL5 8JY |
| Postal/ZIP Codes in Oakley Green | SL4 |
| Postal/ZIP Codes in Old Windsor | SL4 |
| Postal/ZIP Codes in Paley Street | SL6 |
| Postal/ZIP Codes in Rosehill | RG9 |
| Postal/ZIP Codes in Shurlock Row | RG10 |
| Postal/ZIP Codes in South Ascot | SL5 9DQ, SL5 9ET |
| Postal/ZIP Codes in Sunningdale | SL5 |