| Portage to Kingsville (Texas) | 1,227.66 mi (1,975.72 km) |
| Portage to Kinston (North Carolina) | 643.36 mi (1,035.39 km) |
| Portage to Kirkland (Washington) | 1,812.49 mi (2,916.92 km) |
| Portage to Kirksville (Missouri) | 388.40 mi (625.07 km) |
| Portage to Kirkwood (Missouri) | 356.53 mi (573.79 km) |
| Portage to Kiryas Joel (New York) | 591.22 mi (951.48 km) |
| Portage to Kissimmee (Florida) | 988.22 mi (1,590.39 km) |
| Portage to Klamath Falls (Oregon) | 1,837.65 mi (2,957.42 km) |
| Portage to Knightdale (North Carolina) | 583.67 mi (939.33 km) |
| Portage to Knik-Fairview (Alaska) | 2,890.40 mi (4,651.65 km) |
| Portage to Knoxville (Tennessee) | 439.38 mi (707.12 km) |
| Portage to Kokomo (Indiana) | 123.14 mi (198.17 km) |
| Portage to Kuna (Idaho) | 1,554.08 mi (2,501.05 km) |
| Portage to Kyle (Texas) | 1,084.99 mi (1,746.13 km) |
| Portage to La Cañada Flintridge (California) | 1,841.74 mi (2,964.00 km) |
