A main activity in reverse logistics is the collection of theproducts to be recovered and the redistribution of theprocessed goods. The well managed network that neverexists can reduce the problem in collection andremanufacturing of the parts. The consideration of a newnetworks need to be determined such as, the number andlocation of centers, the use of drop points in thecollection, the issue of integrating the reverse chain withthe forward chain and finally the establishing of thecenter. This paper describes organizations of reverselogistics of mobile telephones. Then, the researchmethodology used for finding and classifying the casestudies are presented in this paper.