| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Jamestown | city | North Dakota | United States | 46.91056 | -98.70806 | 1404 | 13495 |
| Jamestown Junction | city | North Dakota | United States | 46.86333 | -98.67056 | 1410 | 6621 |
| Jessie | city | North Dakota | United States | 47.54222 | -98.23778 | 1469 | 103 |
| Johnson | city | North Dakota | United States | 46.97972 | -98.50611 | 1492 | 118 |
| Johnson Ford | city | North Dakota | United States | 46.58083 | -101.75361 | 1984 | 112 |
| Johnsons Corner | city | North Dakota | United States | 47.80417 | -102.94111 | 2398 | 47 |
| Johnstown | city | North Dakota | United States | 48.14417 | -97.46972 | 869 | 176 |
| Joliette | city | North Dakota | United States | 48.81806 | -97.22722 | 793 | 253 |
| Josephine | city | North Dakota | United States | 47.93972 | -99.31361 | 1499 | 168 |
| Juanita | city | North Dakota | United States | 47.50222 | -98.68361 | 1499 | 103 |
| Jud | city | North Dakota | United States | 46.52611 | -98.89528 | 1706 | 131 |
| Judson | city | North Dakota | United States | 46.82639 | -101.27806 | 2001 | 152 |
| Juno | city | North Dakota | United States | 48.89833 | -103.20361 | 1932 | 256 |
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