Campeonato Potiguar Second Division
The Campeonato Potiguar Second Division is the second tier of the professional state football league in the Brazilian state of Rio Grande do Norte. It is run by the Rio Grande do Norte Football Federation.
List of champions
Federação de Esportes do Rio Grande do Norte
| Season | Champions | Runners-up |
| 1967 | Racing | |
| 1968 | Racing | |
| 1969 | Força e Luz | |
| 1970 | Monte Castelo | |
| 1971 | Palmeiras | |
| 1972 | Racing | |
| 1973 | Racing | |
| 1974 | Racing | |
| 1975 | Treze | |
| 1976 | Racing | |
| 1977 | Racing | |
| 1978 | EMSERV | |
| 1979 | Santa Cruz | |
| 1980 | Ferroviário | Atlético Potiguar |
| 1981 | Potiguar de Mossoró | EMSERV |
Titles by team
Teams in bold stills active.| Rank | Club | Winners | Winning years |
| 1 | Racing | 7 | 1967, 1968, 1972, 1973, 1974, 1976, 1977 |
| 2 | Força e Luz | 4 | 1969, 2014, 2016, 2019 |
| 3 | Mauá | 3 | 1948, 1949, 1952 |
| 3 | Potyguar Seridoense | 3 | 2007, 2012, 2021 |
| 5 | Palmeira | 2 | 2018, 2020 |
| 5 | Santa Cruz | 2 | 1979, 2016 |
| 7 | ABC B | 1 | 2010 |
| 7 | Alecrim | 1 | 2022 |
| 7 | ASSU | 1 | 2015 |
| 7 | Baraúnas | 1 | 2023 |
| 7 | Caicó | 1 | 2011 |
| 7 | CAP | 1 | 1998 |
| 7 | Atlético | 1 | 1947 |
| 7 | Centenário | 1 | 2009 |
| 7 | Enserv | 1 | 1978 |
| 7 | Ferroviário | 1 | 1980 |
| 7 | Guamaré | 1 | 2006 |
| 7 | Globo | 1 | 2013 |
| 7 | Igapó | 1 | 1950 |
| 7 | Laguna | 1 | 2024 |
| 7 | Macau | 1 | 2005 |
| 7 | Monte Castelo | 1 | 1970 |
| 7 | Palmeiras | 1 | 1971 |
| 7 | Potiguar de Mossoró | 1 | 1981 |
| 7 | Potiguar de Parnamirim | 1 | 2001 |
| 7 | QFC | 1 | 2025 |
| 7 | Real Independente | 1 | 2008 |
| 7 | Santa Cruz (SC) | 1 | 2004 |
| 7 | Treze | 1 | 1975 |
By city
| City | Championships | Clubs |
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