call sign                          unit                                 base and stand-by bases                        comments
                                 

DUSTOFF             45 Med.Co.( Air Amb )            Long Binh-Lai Khe-Vung Tau                     III and IV corps tactical                                                                                                            &! nbsp;       
                                                                         Nui Dat-Xuan Loc-Saigon-                         zones
                                                                         Tan An                                                    UH-1D or H equiped w/
                                                                                                                                        litters, hoist and J/P
                                                                                                                                        Unarmed 1968/1972