KESP (970 AM) is an all-sports radio station in Modesto, California, USA. The station serves Modesto, Stockton, Lodi, and surrounding communities of the northern San Joaquin Valley. It is currently owned by Cumulus Media. Its studios are in Stockton, and its transmitter is located in Modesto.KESP is the flagship station of the Modesto Nuts of the California League (baseball), and the flagship station of Pacific Tigers college basketball team.