| Effingham to Cedar Park (Texas) | 793.01 mi (1,276.23 km) |
| Effingham to Cedar Rapids (Iowa) | 256.13 mi (412.20 km) |
| Effingham to Cedarburg (Wisconsin) | 290.18 mi (467.00 km) |
| Effingham to Celebration (Florida) | 847.67 mi (1,364.20 km) |
| Effingham to Celina (Ohio) | 233.63 mi (375.99 km) |
| Effingham to Celina (Texas) | 609.44 mi (980.80 km) |
| Effingham to Centennial (Colorado) | 871.10 mi (1,401.90 km) |
| Effingham to Center Point (Alabama) | 392.29 mi (631.33 km) |
| Effingham to Centereach (New York) | 826.55 mi (1,330.20 km) |
| Effingham to Centerton (Arkansas) | 367.37 mi (591.23 km) |
| Effingham to Centerville (Ohio) | 237.95 mi (382.94 km) |
| Effingham to Centerville (Utah) | 1,237.19 mi (1,991.06 km) |
| Effingham to Central (Louisiana) | 608.01 mi (978.50 km) |
| Effingham to Central Falls (Rhode Island) | 919.78 mi (1,480.25 km) |
| Effingham to Central Islip (New York) | 820.35 mi (1,320.23 km) |
