| Philadelphia to Manerbio | 4,136.94 mi (6,657.76 km) |
| Philadelphia to Manfredonia | 4,517.25 mi (7,269.81 km) |
| Philadelphia to Maniago | 4,219.94 mi (6,791.34 km) |
| Philadelphia to Mantova | 4,171.99 mi (6,714.18 km) |
| Philadelphia to Maranello | 4,195.90 mi (6,752.65 km) |
| Philadelphia to Marano di Napoli | 4,468.29 mi (7,191.01 km) |
| Philadelphia to Marano Vicentino | 4,181.42 mi (6,729.34 km) |
| Philadelphia to Marcianise | 4,468.56 mi (7,191.44 km) |
| Philadelphia to Marcon | 4,222.93 mi (6,796.15 km) |
| Philadelphia to Mareno di Piave | 4,215.54 mi (6,784.26 km) |
| Philadelphia to Margherita di Savoia | 4,537.36 mi (7,302.18 km) |
| Philadelphia to Mariano Comense | 4,085.52 mi (6,575.01 km) |
| Philadelphia to Marigliano | 4,478.86 mi (7,208.02 km) |
| Philadelphia to Marino | 4,369.91 mi (7,032.68 km) |
| Philadelphia to Marostica | 4,189.31 mi (6,742.04 km) |
