| Oklahoma City to Decatur (Alabama) | 598.35 mi (962.95 km) |
| Oklahoma City to Decatur (Georgia) | 760.02 mi (1,223.14 km) |
| Oklahoma City to Decatur (Illinois) | 558.28 mi (898.47 km) |
| Oklahoma City to Deer Park (New York) | 1,360.11 mi (2,188.88 km) |
| Oklahoma City to Deer Park (Texas) | 422.88 mi (680.56 km) |
| Oklahoma City to Deerfield (Illinois) | 695.38 mi (1,119.11 km) |
| Oklahoma City to Deerfield Beach (Florida) | 1,206.92 mi (1,942.35 km) |
| Oklahoma City to Defiance (Ohio) | 816.36 mi (1,313.80 km) |
| Oklahoma City to DeForest (Wisconsin) | 690.81 mi (1,111.75 km) |
| Oklahoma City to DeKalb (Illinois) | 649.62 mi (1,045.46 km) |
| Oklahoma City to Del Aire (California) | 1,187.43 mi (1,910.99 km) |
| Oklahoma City to Del City (Oklahoma) | 4.31 mi (6.93 km) |
| Oklahoma City to Del Rio (Texas) | 464.67 mi (747.82 km) |
| Oklahoma City to DeLand (Florida) | 1,045.75 mi (1,682.98 km) |
| Oklahoma City to Delano (California) | 1,219.31 mi (1,962.29 km) |
