| 100% | OSAKA | 5 | City of 2 1/2+ million at the mouth of the Yodo River |
| 100% | OSAKA | 5 | City of 2 1/2 million at the mouth of the Yodo River |
| 67% | OSAKA | 5 | City at the mouth of the Yodo River |
| 57% | HONGKONG | 8 | City at the mouth of the Pearl River |
| 57% | OSHKOSH | 7 | City at the mouth of the Fox River |
| 57% | NANTES | 6 | City at the mouth of the Loire River |
| 56% | SHANGHAI | 8 | Large city at the mouth of the Yangtze River |
| 48% | NEWHAVEN | 8 | City at the mouth of the Quinnipiac |
| 48% | NANTES | 6 | City at the mouth of the Loire |
| 47% | HAIPHONG | 8 | Chief port of Vietnam at the mouth of the Cam River |
| 47% | FREMANTLE | 9 | Seaport in Western Australia at the mouth of the Swan River |
| 47% | ASTORIA | 7 | City almost at the end of the Columbia River |
| 46% | LUBECK | 6 | Port in Schleswig-Holstein, Germany, at the mouth of the Trave River |
| 46% | SUNDERLAND | 10 | Port at the mouth of the River Wear |
| 46% | OSTIA | 5 | Ancient city at the mouth of the Tiber |
| 46% | BELEM | 5 | Brazilian city at the mouth of the Amazon |
| 45% | DROGHEDA | 8 | Large Irish town at the mouth of the River Boyne |
| 45% | EMDEN | 5 | Port in NW Germany at the mouth of the River Ems |
| 45% | EMDEN | 5 | Port in northwest Germany at the mouth of the River Ems |
| 45% | DELTA | 5 | Landform at the mouth of a river |
| 45% | DELTA | 5 | Area at the mouth of a river |
| 45% | DELTAS | 6 | Deposits at the mouth of a river |
| 45% | DELTA | 5 | Deposit at the mouth of a river |
| 44% | EASTON | 6 | City at the confluence of the Lehigh and Delaware rivers |
| 44% | LYON | 4 | City at the juncture of the Rhone and Saone rivers |
| 44% | ADELAIDE | 8 | City of 1.1 million named for the wife of King William IV |
| 44% | CORK | 4 | Port in SW Republic of Ireland at the mouth of the River Lee |
| 44% | CORK | 4 | Port in southwest Republic of Ireland at the mouth of the River Lee |
| 43% | PINSK | 5 | City in Belarus at the confluence of the Pina and Pripyat Rivers |