| San Marino to Keene (New Hampshire) | 2,517.26 mi (4,051.14 km) |
| San Marino to Keizer (Oregon) | 795.57 mi (1,280.35 km) |
| San Marino to Keller (Texas) | 1,203.78 mi (1,937.29 km) |
| San Marino to Kelso (Washington) | 866.34 mi (1,394.24 km) |
| San Marino to Kemp Mill (Maryland) | 2,285.49 mi (3,678.15 km) |
| San Marino to Ken Caryl (Colorado) | 810.38 mi (1,304.17 km) |
| San Marino to Kendale Lakes (Florida) | 2,317.63 mi (3,729.86 km) |
| San Marino to Kendall (Florida) | 2,321.67 mi (3,736.37 km) |
| San Marino to Kendall Park (New Jersey) | 2,408.95 mi (3,876.82 km) |
| San Marino to Kendall West (Florida) | 2,315.90 mi (3,727.09 km) |
| San Marino to Kenmore (New York) | 2,185.08 mi (3,516.54 km) |
| San Marino to Kenmore (Washington) | 965.73 mi (1,554.20 km) |
| San Marino to Kenner (Louisiana) | 1,650.42 mi (2,656.09 km) |
| San Marino to Kennesaw (Georgia) | 1,908.23 mi (3,070.99 km) |
| San Marino to Kennett (Missouri) | 1,586.10 mi (2,552.58 km) |
