| Gresham to Camarillo (California) | 799.80 mi (1,287.16 km) |
| Gresham to Camas (Washington) | 6.82 mi (10.97 km) |
| Gresham to Cambridge (Maryland) | 2,393.09 mi (3,851.31 km) |
| Gresham to Cambridge (Massachusetts) | 2,518.87 mi (4,053.73 km) |
| Gresham to Camden (Arkansas) | 1,765.46 mi (2,841.24 km) |
| Gresham to Camden (New Jersey) | 2,397.91 mi (3,859.06 km) |
| Gresham to Cameron Park (California) | 477.62 mi (768.66 km) |
| Gresham to Camp Pendleton South (California) | 889.09 mi (1,430.85 km) |
| Gresham to Camp Springs (Maryland) | 2,344.67 mi (3,773.39 km) |
| Gresham to Camp Verde (Arizona) | 938.54 mi (1,510.44 km) |
| Gresham to Campbell (California) | 568.64 mi (915.13 km) |
| Gresham to Campbellsville (Kentucky) | 1,982.93 mi (3,191.22 km) |
| Gresham to Campton Hills (Illinois) | 1,703.50 mi (2,741.52 km) |
| Gresham to Canby (Oregon) | 20.24 mi (32.58 km) |
| Gresham to Candelaria (Puerto Rico) | 3,696.01 mi (5,948.15 km) |
