List of NNN and NNS affiliates

The Nippon News Network (NNN) and Nippon Television Network System (NNS) are Japanese commercial television networks organised by Nippon Television (NTV) in Tokyo, which is owned by The Yomiuri Shimbun Holdings. NNN provides national news and current affairs programming to its regional affiliates, while NNS feeds entertainment and other non-news programmes. NNN and NNS are made up of 30 affiliates, including three stations that are double- or triple-affiliated with rival networks.

NNN was founded on April 1, 1966, while NNS was founded on June 14, 1972.

Stations are listed mostly in Japanese order of prefectures which is mirrored in ISO 3166-2:JP, with exceptions for the Kantō region, Aichi-Gifu-Mie, Kansai region (except Mie), Tottori-Shimane and Okayama-Kagawa, which form single wide broadcasting markets respectively.

Former affiliate stations
Single asterisk (*) indicates former primary affiliate