| Austin Cycling Association | Austin’s bike club, with a group ride in Williamson County almost every weekend. |
| Austin Ridge Riders | Austin’s mountain bike club |
| TJ’s mountain biking in Central Texas | A great directory of mountain biking locations around central Texas. |
| Bicycling in Austin | Lots of politics and alternative transportation info. |
| Texas Bicycle Coalition | A great organization and the best century calendar that I know of. |
| TXBRA | Texas Bicycle Racing Association |
| Team Stone Canyon | A group of Stone Canyon (Round Rock) women training for the Danskin triathlon |