A fiber optic connector port arrangement includes at least one upper receptacle and at least one lower receptacle vertically aligned with the upper receptacle to form a column of receptacles, the column including a center divider that divides the at least one upper receptacle from the at least one lower receptacle, the center divider defining latching shoulders for mating with latches of both a connector to be mounted at the upper receptacle of the column and a connector to be mounted at the lower receptacle of the column.