Peelle began his professional career in 2002, when he was a fourth-round selection (103rd overall) by the San Diego Chargers and their general manager John Butler in the 2002 NFL Draft. He played in 15 games his rookie season, including two starts. On the year, he caught three passes for 15 yards. Peelle was also fifth on the squad with seven tackles on special teams. His first NFL reception came on a two-yard pass from quarterback Drew Brees against the San Francisco 49ers on November 17.