| Population | Country | City | % Correct |
|---|---|---|---|
| 9,608,000 | Indonesia | Jakarta | 99%
|
| 7,860,000 | South Africa | Johannesburg | 99%
|
| 3,431,000 | Saudi Arabia | Jeddah | 90%
|
| 230,000 | South Sudan | Juba | 86%
|
| 169,000 | USA | Jackson | 79%
|
| 881,000 | USA | Jacksonville | 77%
|
| 3,046,000 | India | Jaipur | 72%
|
| 1,398,000 | Mexico | Juárez | 69%
|
| 3,528,000 | China | Jinan | 48%
|
| 213,000 | Spain | Jerez de la Frontera | 45%
|
| 135,000 | Sweden | Jönköping | 29%
|
| 822,000 | Nigeria | Jos | 25%
|
| 110,000 | Germany | Jena | 24%
|
| 799,000 | Brazil | João Pessoa | 23%
|
| 139,000 | Finland | Jyväskylä | 21%
|
| 264,000 | USA | Jersey City | 19%
|
| 115,000 | Spain | Jaén | 17%
|
| 550,000 | Brazil | Joinville | 12%
|
| 553,000 | Brazil | Juiz de Fora | 7%
|
| 1,480,000 | China | Jiangmen | 6%
|
| 178,000 | Ethiopia | Jimma | 5%
|
| 388,000 | Brazil | Jundiaí | 5%
|
| 676,000 | Brazil | Jaboatão dos Guararapes | 3%
|
| 218,000 | Nigeria | Jimeta | 3%
|
| 170,000 | Mexico | Jiutepec | 3%
|