User:Richardguk/SL postcode area

The SL postcode area, also known as the Slough postcode area, is a group of postal districts around Ascot, Bourne End, Gerrards Cross, Iver, Maidenhead, Marlow, Slough and Windsor in England.

Coverage
The approximate coverage of the postal districts:

Adjacent areas
Clockwise from the east, the adjacent postcode areas are: UB (Southall), TW (Twickenham), GU (Guildford), RG (Reading), HP (Hemel Hempstead), WD (Watford).