| New Port Richey to Missouri City (Texas) | 780.30 mi (1,255.78 km) |
| New Port Richey to Mitchell (South Dakota) | 1,365.47 mi (2,197.51 km) |
| New Port Richey to Mitchellville (Maryland) | 812.42 mi (1,307.47 km) |
| New Port Richey to Moberly (Missouri) | 950.99 mi (1,530.46 km) |
| New Port Richey to Mobile (Alabama) | 365.61 mi (588.39 km) |
| New Port Richey to Modesto (California) | 2,295.32 mi (3,693.95 km) |
| New Port Richey to Mokena (Illinois) | 962.94 mi (1,549.70 km) |
| New Port Richey to Moline (Illinois) | 1,014.06 mi (1,631.97 km) |
| New Port Richey to Moncks Corner (South Carolina) | 376.38 mi (605.72 km) |
| New Port Richey to Monfort Heights (Ohio) | 763.29 mi (1,228.39 km) |
| New Port Richey to Monmouth (Oregon) | 2,490.23 mi (4,007.63 km) |
| New Port Richey to Monroe (Georgia) | 388.15 mi (624.66 km) |
| New Port Richey to Monroe (Louisiana) | 630.81 mi (1,015.19 km) |
| New Port Richey to Monroe (Michigan) | 945.16 mi (1,521.09 km) |
| New Port Richey to Monroe (North Carolina) | 483.93 mi (778.82 km) |
