An enclosure for distributing trunk cable to jumper cables includes: a compartment divider with a main panel, a top wail, a bottom wall, opposed side walls, at least one dividing wall that spans the side walls, and a guide wall that spans the top and bottom walls, the compartment divider including a plurality of compartments, each formed by the,main panel, the guide wail, one of the side walls, and at least two of the top;wall, the bottom wall, and the at least one dividing wall; and a cover that covers the compartment divider to enclose the compartments. The guide wall is configured to form a convex area and a concave area in each compartment. The enclosure further includes a jumper cable entry aperture in each compartment and a jumper cable exit aperture located on one of the side walls.