Isthmian League Division One South

UEFA / England / Isthmian League Division One South

Diese Liga existiert nicht mehr

Burgess Hill Town

Carshalton Athletic

Corinthian Casuals

East Grinstead Town

FC Sittingbourne

FC Three Bridges

FC Walton & Hersham

Folkestone Invicta

Hastings United

Tooting & Mitcham United

Whitstable Town

Aufstieg nach:
Isthmian League Premier Division

Abstieg nach:
Combined Counties Football League Premier Division North
Eastern Counties Football League Premier Division
Essex Senior Football League Premier Division
Southern Counties East Football League Premier Division
Spartan South Midlands Football League Premier Division
Southern Combination Football League Premier Division