KNMZ  KNMZ (103.7 FM, "ESPN Alamogordo 103.7") is a radio station licensed to serve Alamogordo, New Mexico. The station is owned by WP Broadcasting, LLC. It airs a sports format. KNMZ is Alamogordo's ESPN Radio affiliate and also airs a local call-in show, The Roundup, which airs from 2-3 p.m. Monday-Friday. The Roundup is hosted by KNMZ's Charles Winiecki. The station also airs Alamogordo High School football, boys basketball and baseball games, as well as the Arizona Diamondbacks and New Mexico State University football and men's basketball and The NFL featuring the Dallas Cowboys. The station was assigned the KNMZ call letters by the Federal Communications Commission on March 18, 1996, when it originally went on-air.