Matt Richards however has been told he is not in Town boss Jim Magilton's plans, having not featured in the first team since March and Town will not stand in his way if an offer comes in for the left sided player.
Pair Linked with Moves
Albion are likely to face competition for former Port Vale midfielder O'Callaghan with Sheffield Wednesday also said to be interested and Town are unlikely to want to let the Irishman go cheaply.