A closure includes a cover and seal block. A feeder cable pathway and rear cover is provided for separation of feeder cables from drop cables. The organizer in the closure includes an end cap and rear cable storage. Cable fixation clips, linear or bendable, can be used individually or daisy chained together. Cable fixation chambers are positioned on top of the gel block housing. The organizer is a click together organizer. Dual heights on cable guides on sides of the groove plate facilitate cable installation. Tray supports with rounded ends prevent looseness of the tray mounts. Other organizers include cable routing features for compact storage.