WPKX (930 kHz "Fox Sports 930") is a commercial AM radio station licensed to Rochester, New Hampshire that broadcasts a sports radio format, largely supplied from Fox Sports Radio. The station is owned by iHeartMedia, Inc. and serves the Portsmouth-Dover-Rochester media market, also heard in Southern Maine. WPKX broadcasts at 5000 watts around the clock from a transmitter off Route 108 in Rochester. To protect other stations on 930 kHz, WPKX uses a directional antenna at night.