S
- (Timaru District) Sutherlands
- (Kaikoura District) South Bay
- (Waimate District) Saint Andrews
- (Timaru District) Salisbury
- (Selwyn District) Sandy Knolls
- (Hurunui District) Scargill
- (Timaru District) Seadown
- (Ashburton District) Seafield
- (Selwyn District) Sedgemere
- (Selwyn District) Selwyn
- (Selwyn District) Sheffield
- (Ashburton District) Sherwood
- (Mackenzie District) Sherwood Downs
- (Mackenzie District) Simons Pass
- (Ashburton District) Somerton
- (Waimakariri District) Southbrook
- (Selwyn District) South Malvern
- (Waimakariri District) Swannanoa
- (Christchurch City) Sumner
- (Waimate District) Studholme Junction
- (Waimate District) Straun
- (Waimakariri District) Stoke
- (Ashburton District) Staveley
- (Selwyn District) Springston South
- (Ashburton District) Springburn
- (Waimakariri District) Springbank
- (Hurunui District) Spotswood
- (Waimate District) Southburn
- (Selwyn District) Springfield
- (Selwyn District) Springston