A plurality of patch trays displaceably received in a chassis received in a left side or right side of an access side of a frame, and a splice tray removeably received in the access side of the frame. The splice tray having a capacity to receive at least about 288 fiber terminations and the plurality of patch trays displaceably received in the chassis having a capacity to collectively receive the at least about 288 fiber terminations from the splice tray. A patch tray including a row of pop-up adapter packs to collectively receive a respective portion of the at least about 288 fiber terminations received by the patch tray. The row of pop-up adapter packs arranged in the patch tray substantially in a left side or right side of the patch tray to offset the row of pop-up adapter packs to provide more space for routing the respective portion of the 288 fiber terminations in the patch tray.