runguides | find running events, running clubs, and more!

all half marathons in the usa and around the world in 2022, 2023 and beyond, with race calendars, runner reviews, course maps, registration, results and more.

marathonguide.com - the complete marathon resource and community. complete directory of marathons, marathon results, athlete and race news, marathon history, training schedules, chat, email, marathoning humor - everything for the marathon runner and marathon fan.

the online home of runner's world magazine. running news, training advice, inspiring stories, running shoe reviews, gear tips, and more.

raceraves is the leading race reviews community featuring marathon reviews, half marathon reviews and more to help runners find a race and run the world!

learn more about the racemob running community! we are here to help all runners everywhere - and to make races more fun! find out what racemob can do for you.

online race registration software with low fees & free setup. race reviews & maps. race forms with social integration. grow your race with powerful software.

a comprehensive set of tools designed to meet the unique needs of event organizers, timers, and fundraising coordinators everywhere.

runsignup provides a simple way to register for races. you can create and manage your race for free.

the uk's biggest listing of runs, rides, triathlons, obstacle races and swims - including 100's of the best marathons, half marathons and 10k's near you!