| Capital of Idaho | 16 |
| Capital of India | 16 |
| Capital of India: 1912-31 | 25 |
| Capital of India? | 17 |
| Capital of Indonesia | 20 |
| Capital of Iran | 15 |
| Capital of Iran's East Azerbaijan Province | 46 |
| Capital of Iran's Fars province | 35 |
| Capital of Iran? | 16 |
| Capital of Ireland | 18 |
| Capital of Italia | 17 |
| Capital of Italy | 16 |
| Capital of Italy beginning in 1861 | 34 |
| Capital of Italy, once | 22 |
| Capital of Italy, to Italians | 29 |
| Capital of Italy, to natives | 28 |
| Capital of Italy? | 17 |
| Capital of Jamaica [black] | 26 |
| Capital of Japan | 16 |
| Capital of Japan, once | 22 |
| Capital of Japan, to Commodore Perry | 36 |
| Capital of Japan? | 17 |
| Capital of Jordan | 17 |
| Capital of Jordan? | 18 |
| Capital of Jorge Amado's homeland | 37 |
| Capital of Kan. | 15 |
| Capital of Kansas | 17 |
| Capital of Kazakhstan | 21 |
| Capital of Kentucky | 19 |
| Capital of Kenya | 16 |
| Capital of Kerry | 16 |
| Capital of King Arthur's kingdom | 36 |
| Capital of Kofi Annan's home country | 40 |
| Capital of Korea? | 17 |
| Capital of Laconia | 18 |
| Capital of Laos | 15 |
| Capital of Latvia | 17 |
| Capital of Lebanon | 18 |
| Capital of Lesotho | 18 |
| Capital of Liberia | 18 |
| Capital of Liberia? | 19 |
| Capital of Libya | 16 |
| Capital of Liechtenstein | 24 |
| Capital of Liguria | 18 |
| Capital of Lithuania | 20 |
| Capital of Lithuania, to a Russian | 34 |
| Capital of Lithuania, to Russians | 33 |
| Capital of Lithuania? | 21 |
| Capital of Loiret | 17 |
| Capital of Lombardia | 20 |
| Capital of Lombardy | 19 |
| Capital of Louisiana? | 21 |
| Capital of Madagascar | 21 |
| Capital of Maine | 16 |
| Capital of Majorca | 18 |
| Capital of Maldives | 19 |
| Capital of Mali | 15 |
| Capital of Malta | 16 |
| Capital of Manche | 17 |
| Capital of Manche department | 28 |
| Capital of Manche, France | 25 |
| Capital of Maryland, informally | 31 |
| Capital of Massachusetts | 24 |
| Capital of Me. | 14 |
| Capital of medieval Armenia | 27 |
| Capital of Meurthe-et-Moselle | 29 |
| Capital of Meurthe-et-Moselle, France | 37 |
| Capital of Mexico | 17 |
| Capital of Mexico's Veracruz state | 38 |
| Capital of Minnesota | 20 |
| Capital of Minorca | 18 |
| Capital of Moldavia | 19 |
| Capital of Montana | 18 |
| Capital of Moravia | 18 |
| Capital of more than 15 states | 30 |
| Capital of Morocco | 18 |
| Capital of Mozambique | 21 |
| Capital of Nagaland | 19 |
| Capital of Nepal | 16 |
| Capital of Nevada | 17 |
| Capital of New Jersey | 21 |
| Capital of New Mexico | 21 |
| Capital of New South Wales | 26 |
| Capital of New York | 19 |
| Capital of New Zealand | 22 |
| Capital of New Zealand: Abbr. | 29 |
| Capital of Nicaragua | 20 |
| Capital of Nidwalden | 20 |
| Capital of Nidwalden, Switzerland | 33 |
| Capital of Niger | 16 |
| Capital of Nigeria | 18 |
| Capital of Nord | 15 |
| Capital of Nord, France | 23 |
| Capital of Northern Territory | 29 |
| Capital of Norway | 17 |
| Capital of Okinawa | 18 |
| Capital of old Assyria | 22 |
| Capital of old Elam | 19 |
| Capital of old Moldavia | 23 |
| Capital of Oman | 15 |