Feeney is included in the squad for the game in Serbia on Saturday, March 25 and the home game against Slovenia in Belfast four days later.
He will, therefore, miss the Latics' home npower League One match against Tranmere Rovers on Monday, March 27.
Meanwhile, Oldham are optimistic that Ritchie Jones will have recovered from injury for Saturday's npower League One visit of leaders Brighton
Jones missed last weekend`s 1-0 defeat at Leyton Orient with a hamstring strain picked up in the midweek match against Sheffield Wednesday.
Source: PA
Source: PA