| Festus to Altus (Oklahoma) | 552.05 mi (888.44 km) |
| Festus to Alum Rock (California) | 1,707.92 mi (2,748.63 km) |
| Festus to Alvin (Texas) | 671.31 mi (1,080.36 km) |
| Festus to Amarillo (Texas) | 665.67 mi (1,071.29 km) |
| Festus to Amelia (Ohio) | 338.58 mi (544.90 km) |
| Festus to American Canyon (California) | 1,720.65 mi (2,769.11 km) |
| Festus to American Fork (Utah) | 1,150.27 mi (1,851.18 km) |
| Festus to Americus (Georgia) | 549.62 mi (884.53 km) |
| Festus to Ames (Iowa) | 312.93 mi (503.60 km) |
| Festus to Amherst (Ohio) | 486.35 mi (782.71 km) |
| Festus to Ammon (Idaho) | 1,179.33 mi (1,897.95 km) |
| Festus to Amsterdam (New York) | 909.66 mi (1,463.96 km) |
| Festus to Anacortes (Washington) | 1,750.67 mi (2,817.44 km) |
| Festus to Anaheim (California) | 1,557.27 mi (2,506.18 km) |
| Festus to Anchorage (Alaska) | 2,927.33 mi (4,711.08 km) |
