Majority of the Black Stars players invited for Wednesday's friendly against Chile arrived in camp on Monday evening.
Derek Boateng and defender John Paintsil were among the first to arrive in the team's hotel in New Jersey.
They were joined later in the day by goalkeepers Adam Kwarasey and Daniel Agyei as well as Anthony Annan and defender Lee Addy.
Italy-based midfielder Afriyie Acquah and Dominic Oduro, the striker of MLS side Chicago Fire who were handed their first Black Stars call-ups have also joined camp.
Other players who arrived in the evening are Daniel Opare, France-based John Boye and Udinese playmaker Kwadwo Asamoah.
Sulley Muntari, Masahudu Alhassan and Jonathan Mensah are expected to join camp on Tuesday as well as Richard Mpong and Emmanuel Baffour who are travelling from Accra with coach Goran Stevanovic.
The team will move to Philadelphia on Tuesday afternoon before holding their training session in the evening at the PPL Park where the match will be played.