Qualifying Marathon Courses for the IAAF World Championships, Helsinki 2005
| Country | City |
| ARG | Buenos Aires |
| AUS | Adelaide |
| AUS | Canberra |
| AUS | Gold Coast (Southport) |
| AUS | Melbourne |
| AUS | Sydney (2003 course) |
| AUT | Graz |
| AUT | Linz |
| AUT | Wachau (Krems) |
| AUT | Wien |
| BEL | Brussels |
| BEL | Ostende (Kust) |
| BRA | Florianopolis |
| BRA | Porto Alegre |
| BRA | Rio |
| BRA | Sao Paulo |
| CAN | Calgary |
| CAN | Edmonton |
| CAN | Niagara Falls |
| CAN | Ottawa |
| CAN | Toronto Marathon |
| CAN | Toronto Waterfront |
| CAN | Vancouver |
| CAN | Victoria |
| CHI | Santiago - Maraton Internacional Lider - 20 March 2005 |
| CHN | Beijing |
| CHN | Dalian |
| CHN | Shanghai |
| CHN | Xiamen |
| COL | Bogota |
| CRC | San Jose |
| CRO | Zagreb |
| CUB | Habana |
| CZE | Prague |
| DEN | Copenhagen |
| DEN | Odense |
| EGY | Luxor |
| ESP | Barcelona |
| ESP | Madrid |
| ESP | San Sebastian |
| ESP | Sevilla |
| ESP | Valencia |
| ESP | Vitoria |
| EST | Tallinn |
| FIN | 2005 Nat. Champ |
| FIN | Helsinki |
| FIN | Turku |
| FRA | La Rochelle |
| FRA | Le Havre |
| FRA | Marseille |
| FRA | Mont St Michel |
| FRA | Paris |
| FRA | Pauillac |
| FRA | Reims |
| GBR | Edinburg |
| GBR | Glasgow |
| GBR | Inverness (Loch Ness) |
| GBR | Isleworth |
| GBR | London |
| GBR | Nottingham (Robin Hood) |
| GER | Berlin |
| GER | Francfort |
| GER | Hamburg |
| GER | Hannover |
| GER | Mainz |
| GRE | Athens (classical course) |
| HKG | China Coast |
| HKG | Hong Kong |
| HUN | Budapest |
| IND | Mumbai |
| IRL | Dublin |
| ISL | Reykjavik |
| ISR | Tel Aviv (Tiberias) |
| ITA | Bergamo |
| ITA | Brescia |
| ITA | Carpi |
| ITA | Firenze |
| ITA | Milano |
| ITA | Napoli |
| ITA | Padua |
| ITA | Palermo |
| ITA | Ravenna |
| ITA | Rome |
| ITA | Salsomaggiore |
| ITA | Torino |
| ITA | Trieste |
| ITA | Venezia |
| ITA | Vigarano (Ferrara) |
| JAM | Kingston |
| JAM | Negril |
| JPN | Amagasaki |
| JPN | Fukuoka |
| JPN | Hokkaido (Sapporo) |
| JPN | Lake Biwa Mainichi (Otsu) |
| JPN | Lake Kawaguchi |
| JPN | Nagano City |
| JPN | Nagoya |
| JPN | Oita-Beppu |
| JPN | Osaka |
| JPN | Tokyo |
| JPN | Yamanashi |
| KEN | Nairobi |
| KOR | Chunchon Chosun Ilbo |
| KOR | Jeonju-Kunsan |
| KOR | Seoul Int.(Donga) |
| KOR | Seoul JoongAng |
| LEB | Beirut |
| MAC | Macau |
| MAR | Casablanca (2005 Course) |
| MAR | Marrakech |
| MAS | Kuala Lumpur |
| MEX | Mazatlan |
| MEX | Mexico City |
| MEX | Torreon |
| MON | Monaco |
| MRI | Flic en Flac |
| NED | Amsterdam |
| NED | Enschede |
| NED | Rotterdam |
| NED | Appeldorn |
| NEP | Katmandu |
| NOR | Tromso |
| NZL | Christchurch |
| PAN | Panama City |
| PHI | Pasig River Marathon |
| POL | Debno |
| POL | Krakow |
| POL | Poznan |
| POL | Warsaw |
| POL | Wroclaw |
| POR | Lisbon |
| POR | Porto |
| PRK | Pyongyang |
| RSA | Durban (2005 Nat. Ch) |
| RSA | Soweto |
| RUS | Moscow |
| RUS | Omsk (Siberian) |
| SCG | Belgrad |
| SCG | Novi Sad |
| SIN | Singapore |
| SLO | Ljubljana |
| SLO | Slovenia |
| SUI | Lausanne |
| SUI | Zurich |
| SVK | Kosice |
| SWE | Goeteborg |
| SWE | Stockholm |
| TAN | Arusha (Mt Meru) |
| TAN | Kilimanjaro Merangu |
| THA | Bangkok |
| TPE | Taipei China Motor Mar. |
| TPE | Taipei Int |
| TUR | Istanbul |
| UAE | Dubai (Al Ain) |
| USA | Abilene |
| USA | Baltimore |
| USA | Bar Harbor |
| USA | Big Sur (Carmel) |
| USA | Birmingham |
| USA | Chicago |
| USA | Columbus OH |
| USA | Cranberry Island |
| USA | Dallas |
| USA | Death Valley |
| USA | Detroit |
| USA | Furnace Creek |
| USA | Honolulu |
| USA | Houston |
| USA | Huntington Beach |
| USA | Jersey |
| USA | Lakeshore |
| USA | Los Angeles |
| USA | Maui |
| USA | New Jersey |
| USA | New York |
| USA | Oklahoma City |
| USA | Philadelphia |
| USA | Portland |
| USA | Providence |
| USA | Raleigh |
| USA | San Diego |
| USA | San Francisco |
| USA | Seattle |
| USA | St Louis |
| USA | Tulsa |
| USA | Washington DC |
| ZIM | Mutare |
