| Smolensk | Smolensk | Russia, Smolensk | 1954-05- | -- | 1954 | 1 | |
| Smøla | Smøla | Norway, Smøla | 1993-11-25 | 1993-11-25 | 1993 | 1 | |
| Smøla Samfunnshus | Smøla Samfunnshus | Norway, Smøla | 1990-03-28 | -- | 1990 | 1 | |
| Snagov | Snagov | Romania, Snagov | -- | -- | | | |
| Sneltvedt skole | Sneltvedt skole | Norway, Skien, Skien | 2006-10-05 | -- | 2006 | 1 | |
| SNG Drama Ljubljana | SNG Drama Ljubljana | Slovenia, Ljubljana, Erjavec Street | 1951-06-10 | 1994-- | 1951–1993 | 4 | |
| Snåsa | Snåsa | Norway, Snåsa | -- | -- | | | |
| Sociale, Teatro | Teatro Sociale | Italy, Gemona, Via XX Settembre, 5 | 2018-02-01 | -- | 2018 | 1 | |
| Socialist Hall, Royal Arcade | Socialist Hall, Royal Arcade | England, Newcastle upon Tyne, Pilgrim Street | 1922-10-21 | 1922-10-28 | 1922 | 1 | |
| Societat Choral Colón | Societat Choral Colón | Spain, Sabadell | 1916-06-25 | -- | 1916 | 1 | |
| Societatea pentru învăţătura poporului român | Societatea pentru învăţătura poporului român | Romania, Iaşi | 1895-05-25 | 1895-06-05 | 1895 | 1 | |
| Societetshuset i Tammerfors | Societetshuset i Tammerfors | Finland, Tampere | 1902-02-20 | -- | 1902 | 1 | |
| Sofia | Sofia | Bulgaria, Sofia | 1901-03-13 | -- | 1901–2012 | 2 | |
| Sofia Theatre | Sofia Theatre | Bulgaria, Sofia, 23A Yanko Sakazov bul | 1898-03-03 | 2022-05-26 | 1898–2022 | 4 | |
| Sogeukjang Sanullim | Sogeukjang Sanullim (Sanwoollim Theatre) | South Korea, Seoul, 157 Wa-usan-ro, Seogyo-dong, Mapo-gu | 2006-05-09 | 2006-07-02 | 2006 | 1 | |
| Sogn og Fjordane Teater | Sogn og Fjordane Teater | Norway, Førde, Angedalsvegen 5 | 1986-03-07 | -- | 1986–1990 | 2 | |
| Sogndal | Sogndal | Norway, Sogndal | 1975-03-14 | -- | 1975–2005 | 5 | |
| Sogndal Kulturhus | Sogndal Kulturhus | Norway, Sogndal, Hovevegen 2 | 1997-10-12 | 2020-09-15 | 1997–2020 | 12 | |
| Sogndalstrand Amfi | Sogndalstrand Amfi | Norway, Hauge i Dalane | 2008-08-03 | -- | 2008 | 1 | |
| Sognefjellet v/Fanaråken | Sognefjellet v/Fanaråken | Norway, Sognefjellet, Luster | 2006-08- | -- | 2006 | 1 | |
| Sognsvann | Sognsvann | Norway, Oslo, Sognsvann | 2010-08-10 | -- | 2010 | 1 | |
| Soho Repertory Theatre | Soho Repertory Theatre (Soho Rep) | United States of America, New York, 46 Walker St | 1975-10-22 | -- | 1975 | 1 | |
| Soho theatre | Soho Theatre | England, London, Soho Theatre Company Ltd 21 Dean Street | 2022-02-04 | 2022-03-13 | 2022 | 1 | |
| Sokolský stadion | Sokolský stadion | Czech Republic, Brno, Kounicova 22 | 2011-05-21 | 2012-05-28 | 2011 | 2 | |
| Sola Kulturhus | Sola Kulturhus | Norway, Sola, Kongshaugvegen 32 | 2008-03-08 | -- | 2008 | 1 | |
| Solana Beach | Solana Beach | United States of America, Solana Beach | 2010-04-07 | 2010-05-08 | 2010 | 1 | |
| Soldatheimen | Soldatheimen | Norway, Kjevik | 1968-09-02 | 1969-09-17 | 1968–1975 | 5 | |
| Soldiers' and Sailors' Monument in Riverside Park, The | The Soldiers' and Sailors' Monument in Riverside Park | United States of America, New York, West 89th and Riverside Drive | 2025-07-24 | 2025-08-17 | 2025 | 1 | |
| Solfjellsjøen | Solfjellsjøen (Solfjellsjoeen) | Norway, Solfjellsjøen | -- | -- | | | |
| Solheimsviken Verft | Solheimsviken Verft | Norway, Bergen | 1988-10-08 | 1988-10-09 | 1988 | 1 | |
| Solingen | Solingen | Germany, Solingen | 1879-- | -- | 1879 | 1 | |
| Sollefteå | Sollefteå | Sweden, Sollefteå | 2001-12-05 | -- | 2001 | 1 | |
| Solna | Solna | Sweden, Solna | 1989-11-13 | 1989-11-13 | 1989 | 1 | |
| Soltun | Soltun | Norway, Aukra | 1952-02-27 | -- | 1952–1990 | 4 | |
| Solvang | Solvang | Norway, Stadsbygd | 1956-06-20 | -- | 1956 | 1 | |
| Sombor | Sombor | Serbia, Sombor | 1890-02-03 | 1890-02-17 | 1890–1940 | 5 | |
| Sommarfesten i Säters dal | Sommarfesten i Säters dal | Sweden, Säter | 1911-07-02 | -- | 1911 | 1 | |
| Sommerteatret i Frognerparken | Sommerteatret i Frognerparken | Norway, Oslo, Frognerparken | 1957-07-04 | -- | 1957 | 1 | |
| Sommertheater Celle | Sommertheater Celle | Germany, Celle | 1893-06-02 | -- | 1893 | 1 | |
| Sommertheater Detmold | Sommertheater Detmold | Germany, Detmold | 1908-07-20 | -- | 1908 | 2 | |
| Sommertheater im Städtischen Saalbau | Sommertheater im Städtischen Saalbau | Germany, Darmstadt | 1893-06-27 | -- | 1893 | 1 | |
| Sommertheater Winterthur | Sommertheater Winterthur | Switzerland, Winterthur, Stadthausstrasse 8 | 1956-06-15 | -- | 1956 | 1 | |
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