Facility location selection is the determination of a geographic site for a firm’s operations. The facility location decision involves organizations seeking to locate, relocate or expand their operations. The facility location decision process encompasses the, analysis, evaluation and selection among alternatives (Yang and Lee, 1997). Selecting a plant location is a very important decision for firms because they are costly and difficult to reverse, and they entail a long term commitment. And also location decisions have an impact on operating costs and revenues. For instance, a poor choice of location might result in excessive transportation costs, a shortage of qualified labor, lost of competitive advantage, inadequate supplies of raw materials, or some similar condition that would be detrimental to operations (Stevenson, 1993). The conventional approaches for facility location problems like locational cost volume