In one embodiment, techniques for authorizing a mobile device are provided. A registration request is received for the mobile device. The registration request may include location identifier information. For example, a cell ID may be provided. Static location information is then determined based on the location identifier information. The static location information may be spatial coordinates. The registration request is then authorized based on the static location information. For example, a cell ID may be received and then spatial coordinates may be determined based on the cell ID. The registration request is then authorized based on the spatial coordinates. A response to the registration request is then sent.