A positioning method and apparatus, a communication device, and a storage medium. The positioning method is performed by a requester, and comprises: sending a positioning service request to a network side device, the positioning service request comprising: UE information of an observer UE, which is used for positioning a target UE outside a network coverage. The method enables the network side device to accurately know which UEs can be used as observer UEs to position the target UE, and to accurately position, on the basis of the observer UE, the target UE located outside the network coverage.