| Portage to Jacksonville (North Carolina) | 679.82 mi (1,094.07 km) |
| Portage to Jacksonville (Texas) | 884.33 mi (1,423.19 km) |
| Portage to Jacksonville Beach (Florida) | 855.81 mi (1,377.29 km) |
| Portage to James Island (South Carolina) | 723.23 mi (1,163.92 km) |
| Portage to Jamestown (New York) | 325.49 mi (523.82 km) |
| Portage to Jamestown (North Dakota) | 721.21 mi (1,160.67 km) |
| Portage to Janesville (Wisconsin) | 177.71 mi (285.99 km) |
| Portage to Jasmine Estates (Florida) | 974.54 mi (1,568.38 km) |
| Portage to Jasper (Alabama) | 584.04 mi (939.93 km) |
| Portage to Jasper (Indiana) | 272.45 mi (438.47 km) |
| Portage to Jefferson (Georgia) | 567.41 mi (913.15 km) |
| Portage to Jefferson (Louisiana) | 882.85 mi (1,420.81 km) |
| Portage to Jefferson City (Missouri) | 427.70 mi (688.31 km) |
| Portage to Jefferson Hills (Pennsylvania) | 322.02 mi (518.25 km) |
| Portage to Jefferson Valley-Yorktown (New York) | 610.20 mi (982.03 km) |
