| Pays | O -ville | % Correct |
|---|---|---|
| Norvège | Oslo | 93%
|
| Canada | Ottawa | 89%
|
| Algerie | Oran | 86%
|
| France | Orleans | 82%
|
| Japon | Osaka | 78%
|
| Ukraine | Odessa | 69%
|
| Royaume-Uni | Oxford | 54%
|
| Espagne | Oviedo | 46%
|
| États-Unis | Oklahoma City | 43%
|
| Russie | Omsk | 36%
|
| Danemark | Odense | 34%
|
| Republiqué Tchèque | Ostrava | 27%
|
| Finlande | Oulu | 25%
|
| Soudan | Omdourman | 8%
|
| Pologne | Olsztyn | 4%
|