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- (Ampara District) Uhana
- (Trincomalee District) Unit Nine
- (Trincomalee District) Unit Ten
- (Trincomalee District) Unit Thirteen
- (Trincomalee District) Unit Twelve
- (Trincomalee District) Unit Eleven
- (Trincomalee District) Unit One
- (Trincomalee District) Unit Two
- (Trincomalee District) Unit Three
- (Trincomalee District) Unit Four
- (Trincomalee District) Unit Five
- (Trincomalee District) Unit Fourteen
- (Trincomalee District) Unit Fifteen
- (Trincomalee District) Unit Sixteen
- (Trincomalee District) Udaiyamadam
- (Ampara District) Uwais Bro Garden
- (Ampara District) Unagalla
- (Ampara District) Unapana
- (Batticaloa District) Unnichchai
- (Ampara District) Unuwaturabubula
- (Trincomalee District) Upparu
- (Batticaloa District) Uppodai
- (Trincomalee District) Uppukkachchimadu
- (Trincomalee District) Uppural
- (Trincomalee District) Uppuveli
- (Batticaloa District) Urani
- (Batticaloa District) Urasery
- (Batticaloa District) Uriyankaddu
- (Batticaloa District) Urukamam
- (Batticaloa District) Uthuchchenai