| Mentor to Delaware (Ohio) | 132.77 mi (213.67 km) |
| Mentor to Delhi (California) | 2,102.81 mi (3,384.15 km) |
| Mentor to Delray Beach (Florida) | 1,054.97 mi (1,697.80 km) |
| Mentor to Deltona (Florida) | 883.34 mi (1,421.59 km) |
| Mentor to Deming (New Mexico) | 1,588.56 mi (2,556.54 km) |
| Mentor to Denison (Texas) | 994.48 mi (1,600.46 km) |
| Mentor to Dent (Ohio) | 245.59 mi (395.25 km) |
| Mentor to Denton (Texas) | 1,043.38 mi (1,679.16 km) |
| Mentor to Dentsville (South Carolina) | 526.48 mi (847.29 km) |
| Mentor to Denver (Colorado) | 1,235.86 mi (1,988.93 km) |
| Mentor to Depew (New York) | 158.81 mi (255.58 km) |
| Mentor to Derby (Connecticut) | 427.59 mi (688.14 km) |
| Mentor to Derby (Kansas) | 892.42 mi (1,436.22 km) |
| Mentor to Des Moines (Iowa) | 633.40 mi (1,019.36 km) |
| Mentor to Des Moines (Washington) | 2,031.74 mi (3,269.76 km) |
