With the addition of three new affiliates, COZI TV, the network developed by the NBC Owned Television Stations, is now available in 47.5 million homes, or 42 percent of the country. WMFP in Boston, KUBE in Houston and KSHB in Kansas City are latest stations to sign on.

COZI TV has also announced the hire of Diane Petzke, who will join the network as director of programming and promotion. In her new role, she be tasked with scheduling and expanding awareness “through an aggressive marketing and social media strategy,” according to NBC. Petzke was most recently general manager and director of programming for NYC Media, non-commercial channels devoted to local culture and lifestyle.

“We’re excited to bring someone of Diane’s caliber to COZI TV,” Meredith McGinn, vice president of COZI TV and LX.TV, said in a statement. “Her talents and experience are sure to help launch COZI TV to the next level.”

More in the official release after the jump. Read more