| Markham to Oxford (Alabama) | 561.85 mi (904.22 km) |
| Markham to Oxford (Mississippi) | 509.99 mi (820.75 km) |
| Markham to Oxford (Ohio) | 211.74 mi (340.77 km) |
| Markham to Oxnard (California) | 1,780.33 mi (2,865.17 km) |
| Markham to Oxon Hill (Maryland) | 597.59 mi (961.73 km) |
| Markham to Ozark (Alabama) | 710.29 mi (1,143.11 km) |
| Markham to Ozark (Missouri) | 431.84 mi (694.98 km) |
| Markham to Pace (Florida) | 759.29 mi (1,221.95 km) |
| Markham to Pacific Grove (California) | 1,854.84 mi (2,985.08 km) |
| Markham to Pacifica (California) | 1,859.45 mi (2,992.49 km) |
| Markham to Paducah (Kentucky) | 317.03 mi (510.21 km) |
| Markham to Pahrump (Nevada) | 1,558.91 mi (2,508.83 km) |
| Markham to Painesville (Ohio) | 332.29 mi (534.77 km) |
| Markham to Palatine (Illinois) | 40.13 mi (64.58 km) |
| Markham to Palatka (Florida) | 891.64 mi (1,434.95 km) |
