A gateway mobile location center (GMLC) receives, from a location services (LCS) client, a request for a capability of a positioning service level for a wireless device. The GMLC receives, from a network function, a second message indicating at least one of a positioning capability of the wireless device and a positioning capability of at least one base station. The GMLC determines the capability of the positioning service level for the wireless device, based on the second message. The GMLC sends, to the LCS client, a response comprising the capability of the positioning service level.