A computer-implemented method of determining a location of a mobile computing device (102; 410), the method comprising: determining , by a mobile computing device (102; 410), a first location of the mobile computing device (102; 410); responsive to determining the first location, requesting, by the mobile computing device (102; 410), acoustic-contextual data from a remote computing device of a real-time locating system (100; 400), the acoustic-contextual data associated with the first location of the mobile computing device (102; 410), the acoustic-contextual data comprising first data associated with one or more transmitting devices (104; 450), the one or more transmitting devices (104; being included in the real-time locating system (100; 400), and second data associated with an environment proximate the one or more transmitting devices (104; 450); receiving , by the mobile computing device (102; 410), the requested acoustic-contextual data from the remote computing device of the real-time locating system (100; 400), the acoustic-contextual data being transmitted via a network (116; 440) associated with the real-time locating system (100; 400); receiving , by the mobile computing device (102; 410), one or more acoustic signals from at least one of the one or more transmitting devices (104; 450); and determining , by the mobile computing device (102; 410), a second location of the mobile computing device (102; 410) based at least in part on the acoustic-contextual data and the one or more received acoustic signals; wherein an accuracy of the second location of the mobile computing device (102; 410) exceeds an accuracy of the first location of the mobile computing device (102; 410). determining , by a mobile computing device (102; 410), a first location of the mobile computing device (102; 410); responsive to determining the first location, requesting, by the mobile computing device (102; 410), acoustic-contextual data from a remote computing device of a real-time locating system (100; 400), the acoustic-contextual data associated with the first location of the mobile computing device (102; 410), the acoustic-contextual data comprising first data associated with one or more transmitting devices (104; 450), the one or more transmitting devices (104; being included in the real-time locating system (100; 400), and second data associated with an environment proximate the one or more transmitting devices (104; 450); receiving , by the mobile computing device (102; 410), the requested acoustic-contextual data from the remote computing device of the real-time locating system (100; 400), the acoustic-contextual data being transmitted via a network (116; 440) associated with the real-time locating system (100; 400); receiving , by the mobile computing device (102; 410), one or more acoustic signals from at least one of the one or more transmitting devices (104; 450); and determining , by the mobile computing device (102; 410), a second location of the mobile computing device (102; 410) based at least in part on the acoustic-contextual data and the one or more received acoustic signals; wherein an accuracy of the second location of the mobile computing device (102; 410) exceeds an accuracy of the first location of the mobile computing device (102; 410). <EOS>