| San Marino to Kingsville (Texas) | 1,282.82 mi (2,064.51 km) |
| San Marino to Kinston (North Carolina) | 2,286.97 mi (3,680.52 km) |
| San Marino to Kirkland (Washington) | 961.58 mi (1,547.52 km) |
| San Marino to Kirksville (Missouri) | 1,461.70 mi (2,352.38 km) |
| San Marino to Kirkwood (Missouri) | 1,565.27 mi (2,519.06 km) |
| San Marino to Kiryas Joel (New York) | 2,425.95 mi (3,904.20 km) |
| San Marino to Kissimmee (Florida) | 2,193.37 mi (3,529.89 km) |
| San Marino to Klamath Falls (Oregon) | 593.61 mi (955.32 km) |
| San Marino to Knightdale (North Carolina) | 2,231.06 mi (3,590.55 km) |
| San Marino to Knik-Fairview (Alaska) | 2,344.53 mi (3,773.16 km) |
| San Marino to Knoxville (Tennessee) | 1,926.87 mi (3,101.00 km) |
| San Marino to Kokomo (Indiana) | 1,801.23 mi (2,898.80 km) |
| San Marino to Kuna (Idaho) | 653.65 mi (1,051.95 km) |
| San Marino to Kyle (Texas) | 1,216.13 mi (1,957.17 km) |
| San Marino to La Cañada Flintridge (California) | 7.82 mi (12.58 km) |
