Marathon directory
633 marathons worldwide.
| Marathon | City | State | Country |
|---|---|---|---|
| Ogden Marathon | Ogden | Utah | United States |
| Ohio River Runners Club Marathon | Xenia | Ohio | United States |
| Oklahoma City Memorial Marathon | Oklahoma City | Oklahoma | United States |
| Olathe Marathon | Olathe | Kansas | United States |
| Old Mulkey Classic Marathon | Tompkinsville | Kentucky | United States |
| Old Pueblo 50 Mile Run | Sonoita | Arizona | United States |
| Omaha Marathon | Omaha | Nebraska | United States |
| On the Road for Education Marathon | Mason City | Iowa | United States |
| Orlando Xtreme Marathon | Orlando | Florida | United States |
| ORRC Autumn Leaves Run (Ultra) | Champoeg Park | Oregon | United States |
| Ottawa Marathon | Ottawa | Ontario | Canada |
| Paavo Nurmi Marathon | Turku | Finland | |
| Paavo Nurmi Marathon | Hurley | Wisconsin | United States |
| Pacific Crest Marathon | Sunriver | Oregon | United States |
| Pacific Shoreline Marathon | Huntington Beach | California | United States |
| Palos Verdes Marathon | Palos Verdes | California | United States |
| Park City Marathon | Park City | Utah | United States |
| Paso Robles Harvest Marathon | Paso Robles | California | United States |
| Paul Bunyan Marathon | Bangor | Maine | United States |
| Peach City Marathon | Penticton | British Columbia | Canada |
| Pemberton Trail 50k | Pemberton | Texas | United States |
| Pensacola Marathon | Pensacola | Florida | United States |
| Philadelphia Marathon | Philadelphia | Pennsylvania | United States |
| Pikes Peak Marathon | Manitou Springs | Colorado | United States |
| Pine Line Marathon | Medford | Wisconsin | United States |
| Pittsburgh Marathon | Pittsburgh | Pennsylvania | United States |
| Pocatello Marathon | Pocatello | Idaho | United States |
| Pony Express Trail 100 Mile | Eagle Mountain | Utah | United States |
| Pony Express Trail Endurance Run | Cameron Park | California | United States |
| Portland Marathon | Portland | Oregon | United States |
| Post Oak Trail Marathon | Tulsa | Oklahoma | United States |
| Post Oak Trail Run (50K) | Tulsa | Oklahoma | United States |
| Potomac River Run | Alexandria | Virginia | United States |
| Potsdam Raquette River Marathon | Potsdam | New York | United States |
| Prague International Marathon | Prague | Czech Republic | |
| Prairie Fire Wichita Marathon | Wichita | Kansas | United States |
| Prairie Fire Wichita Marathon | Wichita | Kansas | United States |
| Premier Races Last Chance for Boston | Columbus | Ohio | United States |
| Price Edward Island Marathon | Charlottetown | Price Edward Island | Canada |
| Prince George Marathon | Prince George | British Columbia | Canada |