| Waltham to Frederick (Colorado) | 1,747.63 mi (2,812.54 km) |
| Waltham to Frederick (Maryland) | 381.35 mi (613.72 km) |
| Waltham to Fredericksburg (Texas) | 1,740.12 mi (2,800.45 km) |
| Waltham to Fredericksburg (Virginia) | 433.37 mi (697.44 km) |
| Waltham to Frederickson (Washington) | 2,484.56 mi (3,998.52 km) |
| Waltham to Freeport (Illinois) | 937.52 mi (1,508.79 km) |
| Waltham to Freeport (New York) | 170.57 mi (274.50 km) |
| Waltham to Freeport (Texas) | 1,632.41 mi (2,627.11 km) |
| Waltham to Fremont (California) | 2,668.27 mi (4,294.16 km) |
| Waltham to Fremont (Nebraska) | 1,294.87 mi (2,083.88 km) |
| Waltham to Fremont (Ohio) | 614.50 mi (988.94 km) |
| Waltham to French Valley (California) | 2,537.81 mi (4,084.21 km) |
| Waltham to Fresno (California) | 2,578.68 mi (4,149.98 km) |
| Waltham to Fresno (Texas) | 1,610.88 mi (2,592.47 km) |
| Waltham to Fridley (Minnesota) | 1,111.22 mi (1,788.33 km) |
