| Conwy to Jacksonville (Texas) | 4,538.77 mi (7,304.44 km) |
| Conwy to Jacksonville Beach (Florida) | 4,075.52 mi (6,558.92 km) |
| Conwy to James Island (South Carolina) | 3,893.04 mi (6,265.24 km) |
| Conwy to Jamestown (New York) | 3,421.69 mi (5,506.67 km) |
| Conwy to Jamestown (North Dakota) | 3,909.64 mi (6,291.96 km) |
| Conwy to Janesville (Wisconsin) | 3,767.33 mi (6,062.93 km) |
| Conwy to Jasmine Estates (Florida) | 4,229.02 mi (6,805.96 km) |
| Conwy to Jasper (Alabama) | 4,130.87 mi (6,648.00 km) |
| Conwy to Jasper (Indiana) | 3,893.81 mi (6,266.48 km) |
| Conwy to Jefferson (Georgia) | 3,971.01 mi (6,390.72 km) |
| Conwy to Jefferson (Louisiana) | 4,443.36 mi (7,150.90 km) |
| Conwy to Jefferson City (Missouri) | 4,084.89 mi (6,574.00 km) |
| Conwy to Jefferson Hills (Pennsylvania) | 3,530.98 mi (5,682.57 km) |
| Conwy to Jefferson Valley-Yorktown (New York) | 3,241.81 mi (5,217.19 km) |
| Conwy to Jeffersontown (Kentucky) | 3,849.83 mi (6,195.70 km) |
