Bafana Bafana will contest Group D with the Tunisians, Angola and Senegal.
There are just two uncapped players in the squad, midfielder Farid Ben Khalfallah, who plays for French Ligue 2 side Angers, and goalkeeper Adel Nefzi from Club Africain.
The squad also includes eight players from recently crowned CAF Champions League winners Etoile du Sahel, and will be trimmed to 23 players by the January 10 deadline.
Tunisia open their campaign against Senegal on January 23, before playing South Africa on January 27 and then Senegal on January 31.
TUNISIA PRELIMINARY SQUAD
Goalkeepers: Hamdi Kasraoui (Esperance), Aymen Mathlouthi (Etoile du Sahel), Adel Nefzi (Club Africain)
Defenders: Wissem Abdi (Zamalek, Egypt), Wissem Bekri (Esperance), Tijani Belaid (Slavia Prague, Czech Republic), Sabeur Ben Frej, Radhouane Felhi, Seif Ghezal (all Etoile du Sahel), Karim Hagui (Bayer Leverkusen, Germany), Radhi Jaidi (Birmingham City, England), David Jemmali (Girondins Bordeaux, France), Mehdi Merieh (Etoile du Sahel), Chaker Zouaghi (Lokomotiv Moscow, Russia)
Midfielders: Farid Ben Khalfallah (Angers, France), Chaouki Ben Saada (Bastia, France), Yassine Mikari (Grasshoppers Zurich, Switzerland), Joahar Mnari (Nuremburg, Germany), Mohamed Ali Nafkha (Etoile du Sahel), Mehdi Nafti (Birmingham City, England), Mejdi Traoui (Etoile du Sahel), Kamel Zaiem (Esperance)
Forwards: Amine Chermiti (Etoile du Sahel), Yacine Chikhaoui (FC Zurich, Switzerland), Francileudo dos Santos (Toulouse, France), Issam Jomaa (Racing Lens, France), Ali Zitouni (Antalyaspor, Turkey)