The list was made public on Tuesday by a member of the NFF technical committe.
Goal Keepers – Vincent Enyeama, Austin Ejide, Chigozie Agbim (Gombe Utd), Daniel Akpeyi (Warri Wolves).
Defenders – Elderson Echiejile, Juwon Oshaniwa, Efe Ambrose, Godfrey Oboabona, Azubuike Egwuekwe (Warri Wolves), Kenneth Omeruo, Joseph Yobo, Kunle Odunlami (Sunshine Stars).
Midfielders – John Mikel Obi, Ogenyi Onazi, Ramon Azeez, Ejike Uzoenyi (Rangers Int’l), Sunday Mba, Gabriel Rueben, Nosa Igiebor, Joel Obi, Michael Uchebo.
Attackers – Ahmed Musa, Shola Ameobi, Victor Moses, Emanuel Emenike, Victor Nsofor, Osaze Odemwingie, Michael Babatunde, Nnamdi Oduamadi, Nwofor Uche.
Meanwhile, Dynamo Kiev and AFCON 2013 striker, Brown Ideye, Fegor Ogude, John Ogu and new entrant, Leon Balogun were among those that were left out of the World Cup party.
All invited players are expected to report in camp on May 26, before Stephen Keshi compiles his final list of 23 players that will represent Nigeria in Brazil this summer.