| Capital of the Asturias kingdom of early Spain | 46 |
| Capital of the Apulia region | 28 |
| Capital of Thailand? | 20 |
| Capital of Texas? | 17 |
| Capital of Texas | 16 |
| Capital of Tex. | 15 |
| Capital of Tasmania | 19 |
| Capital of Tarn | 15 |
| Capital of Tanzania | 19 |
| Capital of Taiwan | 17 |
| Capital of Syria | 16 |
| Capital of Syracuse? | 20 |
| Capital of Switzerland? | 23 |
| Capital of Switzerland (Var.) | 29 |
| Capital of Switzerland | 22 |
| Capital of Sweden? | 18 |
| Capital of Sweden | 17 |
| Capital of Swaziland | 20 |
| Capital of Surinam | 18 |
| Capital of Suffolk, England | 27 |
| Capital of Staten Island? | 25 |
| Capital of Sri Lanka | 20 |
| Capital of Spain? | 17 |
| Capital of Spain's New World empire | 39 |
| Capital of Spain under Moorish rule | 35 |
| Capital of Spain | 16 |
| Capital of Southern Yemen | 25 |
| Capital of South Yemen | 22 |
| Capital of South Sudan | 22 |
| Capital of South Korea | 22 |
| Capital of South Dakota | 23 |
| Capital of South Australia | 26 |
| Capital of Somme | 16 |
| Capital of Somalia? | 19 |
| Capital of Somalia | 18 |
| Capital of Slovenia | 19 |
| Capital of Slovakia? | 20 |
| Capital of Slovakia | 19 |
| Capital of Sierra Leone | 23 |
| Capital of Sicily | 17 |
| Capital of Shoguns | 18 |
| Capital of Shaanxi province | 27 |
| Capital of Serbia? | 18 |
| Capital of Senegal? | 19 |
| Capital of Senegal | 18 |
| Capital of Seine-Maritime department | 36 |
| Capital of Seine-Maritime | 25 |
| Capital of Scotland | 19 |
| Capital of Saudi Arabia: Var. | 29 |
| Capital of Saudi Arabia | 23 |
| Capital of Saskatchewan? | 24 |
| Capital of Saskatchewan | 23 |
| Capital of Sarthe department | 28 |
| Capital of Sarthe | 17 |
| Capital of Samoa? | 17 |
| Capital of Samoa | 16 |
| Capital of Salvador | 19 |
| Capital of Saitama | 18 |
| Capital of S.D. | 15 |
| Capital of S. Australia | 23 |
| Capital of S Yemen | 18 |
| Capital of Rwanda | 17 |
| Capital of Russian America | 26 |
| Capital of Russia? | 18 |
| Capital of Russia for roughly 450 years | 39 |
| Capital of Russia | 17 |
| Capital of Rome | 15 |
| Capital of Romania? | 19 |
| Capital of Romania | 18 |
| Capital of Rhone | 16 |
| Capital of Rhône department | 30 |
| Capital of Reunion | 18 |
| Capital of República Portuguesa | 34 |
| Capital of Queensland | 21 |
| Capital of Qatar | 16 |
| Capital of Punjab province | 26 |
| Capital of Portugal? | 20 |
| Capital of Portugal | 19 |
| Capital of Poland? | 18 |
| Capital of Poland | 17 |
| Capital of Phoenicia | 20 |
| Capital of Peru? | 16 |
| Capital of Peru | 15 |
| Capital of Pennsylvania? | 24 |
| Capital of Pele's land | 26 |
| Capital of Pas-de-Calais | 24 |
| Capital of Paraguay | 19 |
| Capital of Pakistan's Punjab province | 41 |
| Capital of Pakistan | 19 |
| Capital of Oz | 13 |
| Capital of Oregon | 17 |
| Capital of Ore. | 15 |
| Capital of Ontario | 18 |
| Capital of Oman | 15 |
| Capital of old Moldavia | 23 |
| Capital of old Elam | 19 |
| Capital of old Assyria | 22 |
| Capital of Okinawa | 18 |
| Capital of Norway | 17 |
| Capital of Northern Territory | 29 |