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- (Baxter County) Sycamore
- (Ashley County) Sycamore Farms
- (Ashley County) Sycamore Gardens
- (Baxter County) Swanendael
- (Ashley County) Shipley Chase
- (Ashley County) Sunnybrae
- (Arkansas County) Strimels Mobile Home Park
- (Arkansas County) Silver Maple Mobile Home Park
- (Arkansas County) Sheriden
- (Arkansas County) Sunnyside Acres
- (Arkansas County) Sunnyside Village
- (Arkansas County) Shadybrook Farms
- (Arkansas County) Summerfield Village
- (Ashley County) Stanton
- (Ashley County) Saint Georges
- (Arkansas County) Stephen R Korup / Joseph B Riddle
- (Baxter County) Slaughter Beach
- (Baxter County) South Bethany
- (Baxter County) Selbyville
- (Baxter County) Seaford
- (Arkansas County) Smyrna