Sprint spokeswoman Stephanie Vinge has published a tweet stating that Sprint’s 4G, WiMAX network would officially launch in Denver, Colorado on December 19th. The exact verbiage of the tweet is as follows:

Sprint #4G to officially launch in #Denver Dec 19. But you’ll find an unofficial live signal there now! http://www.sprint.com/4G

The Mile High City will be the sixty-sixth U.S. market to be blessed with Sprint’s 4G service.