| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
3151  | Mahasembukuliya | Sri Lanka, North Western Province Puttalam District > Mahakumbukkadawala Division > Mahasembukuliya | estate(s) | N 7° 47′ 57'' | E 79° 50′ 53'' |
| 3152 | Maharajah | Sri Lanka, Central Province Matale District > Matale Division > Thalagasyaya | rubber plantation | N 7° 36′ 45'' | E 80° 38′ 27'' |
| 3153 | Mahapitiya | Sri Lanka, North Western Province Kurunegala District > Polgahawela Division > Mahapitiya | estate(s) | N 7° 25′ 0'' | E 80° 18′ 0'' |
| 3154 | Mahapinwewagoda | Sri Lanka, Southern Province Hambantota District > Tangalle > Palathuduwa | section of estate | N 6° 3′ 32'' | E 80° 48′ 23'' |
| 3155 | Mahapelena | Sri Lanka, Southern Province Galle District > Balapitiya > Doowemodara | estate(s) | N 6° 21′ 6'' | E 80° 1′ 24'' |
| 3156 | Sunnyside | Sri Lanka, Southern Province Galle District > Elpitiya > Atakohota | estate(s) | N 6° 19′ 12'' | E 80° 7′ 45'' |
| 3157 | Sultanagoda | Sri Lanka, Southern Province Matara District > Malimbada > Sulthanagoda East | section of estate | N 5° 59′ 0'' | E 80° 30′ 0'' |
| 3158 | Sudukanda | Sri Lanka, Central Province Matale District > Wilgamuwa > Kumbukoya | triangulation station | N 7° 42′ 0'' | E 80° 53′ 0'' |
| 3159 | Suduganga | Sri Lanka, Central Province Matale District > Rattota Division > Viharagama1 | rubber plantation | N 7° 28′ 57'' | E 80° 38′ 8'' |
| 3160 | Sucharithagama | Sri Lanka, North Central Province Anuradhapura District > Nachchaduwa Division > Kaluvila North | section of estate | N 8° 16′ 0'' | E 80° 26′ 0'' |
| 3161 | Strathellie | Sri Lanka, Central Province Nuwara Eliya District > Ambagamuwa Division > Rampadeniya | estate(s) | N 6° 59′ 53'' | E 80° 28′ 38'' |
| 3162 | Saint Peters Watta | Sri Lanka, Sabaragamuwa Province Kegalle District > Rambukkana Division > Kivulpana | section of estate | N 7° 16′ 31'' | E 80° 24′ 4'' |
| 3163 | Store Field | Sri Lanka, Central Province Kandy District > Uda Palata Division > Delpitiya | estate(s) | N 7° 8′ 35'' | E 80° 35′ 3'' |
| 3164 | Stonycliff | Sri Lanka, Central Province Nuwara Eliya District > Nuwara Eliya Division > Stonycliff | estate(s) | N 6° 56′ 43'' | E 80° 36′ 7'' |
| 3165 | Stokesland | Sri Lanka, Southern Province Galle District > Nagoda > Udugama | rubber plantation | N 6° 11′ 43'' | E 80° 20′ 23'' |
| 3166 | Sri Vivekaramaya | Sri Lanka, North Western Province Kurunegala District > Kuliyapitiya West Division > Kongolla | temple(s) | N 7° 26′ 29'' | E 80° 5′ 22'' |
| 3167 | Sri Vishnu Maha Dewale | Sri Lanka, Southern Province Matara District > Devinuwara > Devinuwara Nugegoda | shrine | N 5° 56′ 0'' | E 80° 35′ 0'' |
| 3168 | Springwood | Sri Lanka, Sabaragamuwa Province Ratnapura District > Godakawela Division > Yahalawela | estate(s) | N 6° 28′ 20'' | E 80° 38′ 4'' |
| 3169 | Spring Valley | Sri Lanka, Uva Province Badulla District > Hali Ela Division > Springvalley Estate | estate(s) | N 6° 55′ 30'' | E 81° 6′ 5'' |
| 3170 | Springmountwatta | Sri Lanka, Central Province Matale District > Rattota Division > Dambagolla1 | section of estate | N 7° 32′ 20'' | E 80° 42′ 48'' |
| 3171 | Springmount Colony | Sri Lanka, Central Province Matale District > Ambanganga Korale Division > Kalugalthenna | section of estate | N 7° 33′ 1'' | E 80° 42′ 38'' |
| 3172 | Springfield | Sri Lanka, North Western Province Kurunegala District > Udubaddawa Division > Wathuwatta | section of estate | N 7° 31′ 35'' | E 79° 54′ 48'' |
| 3173 | Sothayankulam | Sri Lanka, Eastern Province Batticaloa District > Koralai Pattu Sout > Thihiliveddai | section of estate | N 7° 50′ 46'' | E 81° 31′ 35'' |
| 3174 | Soranpattu | Sri Lanka, Northern Province Kilinochchi District > Pachchilaipallai Division > Tharmakeny | estate(s) | N 9° 35′ 0'' | E 80° 21′ 0'' |
| 3175 | Sorana Valley | Sri Lanka, Central Province Kandy District > Kundasale Division > Dunuhappawa | estate(s) | N 7° 21′ 29'' | E 80° 43′ 22'' |
| 3176 | Somisanda | Sri Lanka, Sabaragamuwa Province Ratnapura District > Eheliyagoda > Walavita | rubber plantation | N 6° 53′ 33'' | E 80° 13′ 33'' |
| 3177 | Somerset | Sri Lanka, Central Province Kandy District > Ganga Ihala Korale Division > Pitakanda | estate(s) | N 7° 6′ 35'' | E 80° 31′ 37'' |
| 3178 | Sogama | Sri Lanka, Central Province Kandy District > Uda Palata Division > Paradeka | estate(s) | N 7° 7′ 47'' | E 80° 37′ 31'' |
| 3179 | Siyambalegawewa | Sri Lanka, North Central Province Anuradhapura District > Thirappane > Karuwalagaswewa3 | section of estate | N 8° 17′ 0'' | E 80° 30′ 0'' |
| 3180 | Siyambalawewa | Sri Lanka, North Western Province Kurunegala District > Bingiriya Division > Koshenagara | oil palm plantation | N 7° 38′ 53'' | E 79° 58′ 16'' |
| 3181 | Siyambalawehera | Sri Lanka, North Western Province Kurunegala District > Ibbagamuwa Division > Siyambalawehera | section of estate | N 7° 36′ 7'' | E 80° 29′ 15'' |
| 3182 | Siyambalawawewa | Sri Lanka, North Western Province Kurunegala District > Ambanpola Division > Rolawa | garden(s) | N 7° 53′ 0'' | E 80° 15′ 0'' |
| 3183 | Siyambalawa | Sri Lanka, North Western Province Kurunegala District > Maho > Kirimetiyawa1 | garden(s) | N 7° 52′ 0'' | E 80° 19′ 0'' |
| 3184 | Siyambalangamuwa | Sri Lanka, North Western Province Kurunegala District > Ibbagamuwa Division > Unit 3 | section of estate | N 7° 40′ 0'' | E 80° 28′ 0'' |
| 3185 | Siyambalakele New | Sri Lanka, Southern Province Hambantota District > Ambalantota Division > Siyambalakote | triangulation station | N 6° 13′ 0'' | E 80° 55′ 19'' |
| 3186 | Siyambalakele | Sri Lanka, Southern Province Hambantota District > Ambalantota Division > Siyambalakote | triangulation station | N 6° 13′ 10'' | E 80° 55′ 9'' |
| 3187 | Siyambalagoda | Sri Lanka, Western Province Gampaha District > Mirigama Division > Siyambalagoda | section of estate | N 7° 14′ 0'' | E 80° 9′ 0'' |
| 3188 | Siyambalagaswewa | Sri Lanka, Southern Province Hambantota District > Suriyawewa Division > Aliolu Ara | section of estate | N 6° 17′ 34'' | E 80° 58′ 48'' |
| 3189 | Siyambalagaswela | Sri Lanka, Southern Province Hambantota District > Angunakolapelessa Division > Karagahawala | section of estate | N 6° 11′ 29'' | E 80° 52′ 54'' |
| 3190 | Siyambalagaswatta | Sri Lanka, North Western Province Kurunegala District > Wariyapola Division > Habarawa2 | section of estate | N 7° 38′ 37'' | E 80° 11′ 47'' |
| 3191 | Siyambalagastenna | Sri Lanka, North Western Province Kurunegala District > Mallawapitiya Division > Udagama1 | oil palm plantation | N 7° 32′ 0'' | E 80° 23′ 0'' |
| 3192 | Siyambalagahawewa | Sri Lanka, Southern Province Hambantota District > Tangalle > Vitharandeniya South | section of estate | N 6° 4′ 39'' | E 80° 47′ 58'' |
| 3193 | Sivagoru | Sri Lanka, Northern Province Kilinochchi District > Poonakary Division > Paramankerni | section of estate | N 9° 33′ 2'' | E 80° 8′ 42'' |
| 3194 | Sittamadama | Sri Lanka, North Western Province Puttalam District > Arachchikattuwa Division > Bangadeniya | oil palm plantation | N 7° 36′ 19'' | E 79° 48′ 26'' |
| 3195 | Sithulpahuwa | Sri Lanka, Southern Province Hambantota District > Thissamaharama > Kirinda | ruin(s) | N 6° 23′ 21'' | E 81° 26′ 54'' |
| 3196 | Sitawaka | Sri Lanka, Western Province | ruin(s) | N 6° 56′ 0'' | E 80° 13′ 0'' |
| 3197 | Sita Kovil | Sri Lanka, Central Province Nuwara Eliya District > Nuwara Eliya Division > Seethaeliya | shrine | N 6° 56′ 0'' | E 80° 48′ 0'' |
| 3198 | Sisirawatta | Sri Lanka, North Western Province Puttalam District > Mahakumbukkadawala Division > Kivula No. 1 | estate(s) | N 7° 54′ 26'' | E 79° 55′ 24'' |
| 3199 | Siruthenkal | Sri Lanka, Eastern Province Batticaloa District > Koralai Pattu Sout > Thihiliveddai | section of estate | N 7° 50′ 1'' | E 81° 31′ 18'' |
| 3200 | Sirisanda | Sri Lanka, Western Province Colombo District > Seethawaka > Digana | rubber plantation | N 6° 54′ 43'' | E 80° 10′ 37'' |
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