There are two non-league sides remaining in the competition; Dagenham & Redbridge and Tamworth.
Dagenham & Redbridge won 1-0 away to Crewe in the first round before shocking Wimbledon away with a 2-1 victory in round two.
Tamworth produced one of the shocks of the first round when they beat Huddersfield 1-0.
They then edged out Burton on penalties over the weekend to book their spot in round three.
