| Gresham to Commerce (California) | 826.65 mi (1,330.37 km) |
| Gresham to Commerce City (Colorado) | 972.38 mi (1,564.89 km) |
| Gresham to Compton (California) | 832.48 mi (1,339.75 km) |
| Gresham to Comstock Park (Michigan) | 1,810.73 mi (2,914.09 km) |
| Gresham to Concord (California) | 520.76 mi (838.08 km) |
| Gresham to Concord (Missouri) | 1,703.78 mi (2,741.97 km) |
| Gresham to Concord (New Hampshire) | 2,475.74 mi (3,984.32 km) |
| Gresham to Concord (North Carolina) | 2,277.52 mi (3,665.31 km) |
| Gresham to Conneaut (Ohio) | 2,081.76 mi (3,350.28 km) |
| Gresham to Connersville (Indiana) | 1,921.98 mi (3,093.12 km) |
| Gresham to Conroe (Texas) | 1,791.20 mi (2,882.65 km) |
| Gresham to Converse (Texas) | 1,711.56 mi (2,754.49 km) |
| Gresham to Conway (Arkansas) | 1,722.92 mi (2,772.77 km) |
| Gresham to Conway (Florida) | 2,518.21 mi (4,052.66 km) |
| Gresham to Conway (South Carolina) | 2,411.06 mi (3,880.22 km) |
