| Competition: | Primera División B Nacional |
| Season: | 2023 |
| Dates: | 16 July - 4 November |
| Winners: | Club 12 de Junio |
| Prevseason: | 2022 |
| Nextseason: | 2024 |
The 2023 Paraguayan Primera División B Nacional, known locally as Campeonato de la Primera División B Nacional 2023, was the twelfth season of the Paraguayan Primera División B Nacional, one of the three leagues of Paraguay's Tercera División, the third-tier of the country's football league system, in which clubs and teams from the leagues of the interior of the country compete.[1]
This edition gave half a place to the 2024 División Intermedia for the champion, who must play a promotion against the runner-up of the 2023 Primera B Metropolitana.
| Club | Founded | District | Department | |
|---|---|---|---|---|
| Cerro Porteño de Franco | August 12, 1967 | Presidente Franco | Alto Paraná | |
| R.I. 3 Corrales | September 29, 1980 | Ciudad del Este | ||
| Sol del Este | January 26, 2009 | Ciudad del Este | ||
| Paraná FC | February 6, 2012 | Ciudad del Este | ||
| Ciudad Nueva | April 10, 1980 | Ciudad del Este | ||
| Deportivo Minga Guazú | July 6, 1968 | Minga Guazú | ||
| San Alfonso | December 7, 2019 | Minga Guazú | ||
| Obreros Unidos | June 20, 1985 | Hernandarias | ||
| Patriotas FC | February 20, 2022 | Hernandarias | ||
| Ovetense FC | November 5, 2015 | Coronel Oviedo | Caaguazú | |
| Deportivo Caaguazú | September 16, 2008 | Caaguazú | ||
| Nacional de Salto | November 2, 1975 | Salto del Guairá | Canindeyú | |
| Salto del Guairá | July 5, 1964 | Salto del Guairá | ||
| Deportivo Itapuense | March 19, 2019 | Encarnación | Itapúa | |
| Guaraní de Trinidad | October 12, 1960 | Trinidad | ||
| Guaraní de Fram | November 27, 1949 | Fram | ||
| 12 de Junio | June 12, 1936 | Villa Hayes | Presidente Hayes | |
| Choré Central | January 19, 1965 | Choré | San Pedro |
They were divided into 3 groups of 6 teams each. The 2 best of each group and the 2 best third teams will advance to the second stage.[2]