1. 21st Air Force

89th AirLift Wing:
PPO (Presidental Flight): 2x VC-25A (Boeing 747) Air Force One
1st Airlift Squadron:
1x VC-137C (Boeing 707)
4x C-32A (Boeing 757)
+1x C-40B (Boeing 737-200) in 2002

99th Airlift Squadron: 3x C-9C Skytrain Air Force One

3x C-20C Gulfstream III (Army HQ nuclear war flights)
4x C-20B Gulfstream III, 2x C-20H Gulfstream IV,
4x C-37A Gulfstream V

1st Helicopter Squadron: 24x UH-1N
457th Airlift Squadron: 18?x C-21A

6th Air Refuelling Wing
91st Air Refuelling Squadron: 18?x KC-135R, 2?x C-37A Gulfstream V

19th Air Refuelling Wing
99th Air Refuelling Squadron: 18?x KC-135R

43rd Airlift Wing:

2nd Air Refuelling Squadron: 18x KC-130E Hercules
41st Airlift Squadron: 18?x C-130E Hercules

305th Air Mobility Wing:

2nd, 32nd Air Refuelling Squadrons@ 18x KC-10A Extender
6th, 13th Airlift Squadrons@ 18x C-141B Starlifter replacing by C-17A

436th Airlift Wing:
3rd, 9th Airlift Squadrons@ 18x C-5A/B Galaxy

437th Airlift Wing:

14th, 15th, 17th Airlift Squadrons@ 18x C-17A Globemaster III
16th Airlift Squadron: 9x C-141B Special Operations Low Level, 9x C-141B/C +13x C-17A with FLIR & PNVG (2003?+)

463rd Airlift Group

50th Airlift Squadron: 18x C-130H Hercules
61st Airlift Squadron: 18x C-130E Hercules

2. Air National Guard Units

101st Air Refuelling Wing:
132nd Air Refuelling Squadron: 12?x KC-135E

105th Airlift Wing:
137th Airlift squadron: 18?x C-5A Galaxy

107th Air Refuelling Wing:
136th Air Refuelling Squadron: 15?x KC-135R

108th Air Refuelling Wing:

Detachment 1: #x C-135B Stratolifter
141st, 150th Air Refuelling Squadrons@ 12?15?x KC-135E

109th Airlift Wing:

139th Airlft Squadron: #x C-130H Hercules, #x C-26B
201st Airlift Squadron: 2x C-22B (Boeing 727-100), 2x C-38A Astra SPX

117th Air Refuelling Wing:
106th Air Refuelling Squadron: 12-15x KC-135R

118th Airlift Wing:
105th Airlift Squadron: 15x C-130H Hercules

121st Air Refuelling Wing:
145th, 166th Air Refuelling Squadrons@ 15x KC-135R

123rd Airlift Wing:
165th Airlift Squadron: 15x C-130H Hercules

128th Air Refuelling Wing:
126th Air Refuelling Squadron: 15x KC-135R

130th Airlift Wing:
130th Airlift Squadron: 15x C-130H Hercules

134th Air Refuelling Wing:
151st Air Refuelling Squadron: 12x KC-135E

143rd Airlift Wing:
143rd Airlift Squadron: 15x C-130E Hercules

145th Airlift Wing:
156th Airlift Squadron: 15x C-130H Hercules

156th Airlift Wing:
198th Airlift Squadron: 12x C-130E Hercules, #x UC-26C

157th Air Refuelling Wing:
133rd Air Refuelling Squadron: 15x KC-135R

164th Airlift Wing:
155th Airlift Squadron: 15x C-141C Starlifter

165th Airlift Wing:
158th Airlift Squadron: 15x C-130H Hercules

166th Air Refuellling Wing:
142nd Airlift Squadron: 15x C-130H Hercules

167th Airlift Wing:
167th Airlift Squadron: 15x C-130H Hercules

171st Air Refuelling Wing:
146th, 147th Air Refuelling Squadrons@ 15x KC-135E

172nd Airlift Wing:
183rd Airlift Squadron: 15x C-141C Starlifter

175th Wing:
135th Airlift Squadron: 12x C-130J Hercules

179th Airlift Wing:
164th Airlift Squadron: 15x C-130H Hercules

186th Air Refuelling Wing:
153rd Air Refuelling Squadron: 12x KC-135R, #x C-26B

3. Notes

a) C-141B SOLL has FLIR, SATCOM, RWR, IRWR, C/F, PNVG for low level insertion in sort of special forces missions.

b) Air National Guard units are apparently switching from 12 planes to 15 planes per squadron.

c) C-141B are converting to C-141C with GPS, SATCOM, RWR, IRWR, C/F from 1999.