- Located 0.9 miles (1.4 km) NW of Amanty, Lorraine [2]
- 1st Observation Group School[1]
- First Army Air Service bomber airfield [1]
- Headquarters, I Corps Observation Group, 2 February-3 May 1918
- Headquarters, 1st Day Bombardment Group, 10–25 September 1918
- 1st Aero Squadron (Observation), 19 October 1917 – 4 April 1918
- 91st Aero Squadron (Observation), 14 December 1917 – 24 May 1918
- 88th Aero Squadron (Observation), 1 February – 28 May 1918
- 12th Aero Squadron (Observation), 2 February – 3 May 1918
- 90th Aero Squadron (Observation), 19 April – 13 June 1918
- 99th Aero Squadron (Observation), 31 May – 1 July 1918
- 135th Aero Squadron (Observation), 19–30 July 1918
- 8th Aero Squadron (Observation), 31 July – 31 August 1918
- 50th Aero Squadron (Observation), 27 July – 4 September 1918
- 9th Aero Squadron (Night Observation) 28 August – 21 September 1918
- 96th Aero Squadron (Day Bombardment), 18 May – 23 September 1918
- 20th Aero Squadron (Day Bombardment), 7–23 September 1918
- 11th Aero Squadron (Day Bombardment), 6–24 September 1918
- 166th Aero Squadron (Day Bombardment), 21–25 September 1918
- Located 1.9 miles (3.1 km) SSW of Autreville-sur-la-Renne, Champagne-Ardenne[2]
- First Army Air Service reconnaissance airfield [1]
- 186th Aero Squadron (Army Observation), 18 September 1918 – 29 October 1918
- 354th Aero Squadron (Corps Observation), 30 September 1918 – 25 October 1918
- 278th Aero Squadron (Corps Observation), 1 October 1918 – 10 November 1918
- Located 0.8 miles (1.3 km) S of Belrain, Lorraine[2]
- First Army Air Service pursuit/observation airfield[1]
- Headquarters, 2d Pursuit Group, 23 September – 11 November 1918
- 13th Aero Squadron (Pursuit) 23 September – 7 November 1918
- 49th Aero Squadron (Pursuit) 23 September – 7 November 1918
- 139th Aero Squadron (Pursuit) 24 September – 11 November 1918
- 22d Aero Squadron (Observation) 22 September – 7 November 1918
- 104th Aero Squadron (Observation) 30 November 1918 – 14 January 1919
- 99th Aero Squadron (Observation) 31 November – 13 December 1918
- 90th Aero Squadron (Observation) 2 December 1918 – 18 January 1918
- First Army Air Service reconnaissance airfield[1]
- Located 0.1 miles (0.16 km) WNW of Béthelainville, Lorrain[2]
- Headquarters, III Corps Observation Group, 29 October – 11 November 1918
- 90th Aero Squadron (Observation) 19 October – 2 December 1918
- 88th Aero Squadron (Observation) 4–29 November 1918
- Undetermined location near Bicqueley, Lorraine
- First Army Air Service observation airfield[1]
- 50th Aero Squadron (Observation) 8–24 September 1918
- Undetermined location near Fismes, Champagne-Ardenne
- First Army Air Service pursuit airfield[1]
- 103d Aero Squadron (Pursuit), 10 April – 2 May 1918
- Located 1.0 mile (1.6 km) S of Chailly-en-Brie, Ile-de-France[2]
- First Army Air Service observation airfield[1]
- Headquarters, I Corps Observation Group, 12–22 August 1918
- 1st Aero Squadron (Observation) 13–22 August 1918
- 12th Aero Squadron (Observation) 12–22 August 1918
- Located 3.9 miles (6.3 km) ESE of Chaumont, Haute-Marne[2]
- Headquarters, I Corps Observation Group, 16 January – 2 February 1918[1]
- Headquarters, 1st Pursuit Wing, 20 September – 11 November 1918[1]
- First Army Air Service observation airfield[1]
- 91st Aero Squadron (Observation) 15 November 1917 – 14 December 1917[1]
- 12th Aero Squadron (Observation) 16 January – 2 February 1918
- 85th Aero Squadron (Observation), 30 September – 4 November 1918[1]
- 99th Aero Squadron (Observation) 13 December 1918 – 19 February 1919
- Located 0.6 miles (0.97 km) WNW of Coincy, Picardy[2]
- First Army Air Service observation airfield[1]
- Headquarters, I Corps Observation Group, 10–12 August 1918
- 1st Aero Squadron (Observation) 10–13 August 1918
- 12th Aero Squadron (Observation) 10–12 August 1918
- Located 0.8 miles (1.3 km) NE of Delouze-Rosières, Lorraine[2]
- First Army Air Service bombardment airfield[1]
- 11th Aero Squadron (Day Bombardment), 26 August – 6 September 1918
- 20th Aero Squadron (Day Bombardment), 26 August – 7 September 1918
- 100th Aero Squadron (Day Bombardment), 16 August – 30 October 1918
- 163d Aero Squadron (Day Bombardment), 30 September – 1 November 1918
- 166th Aero Squadron (Day Bombardment), 26 August – 1 September 1918; 7–12 September 1918
- Located 0.9 miles (1.4 km) W of Épiez-sur-Meuse, Lorraine[2]
- First Army Air Service pursuit airfield[1]
- 27th Aero Squadron (Pursuit) 24 April – 1 June 1918
- 94th Aero Squadron (Pursuit) 1–7 April 1918
- 95th Aero Squadron (Pursuit) 1 April – 4 May 1918
- 147th Aero Squadron (Pursuit) 22 April – 1 June 1918
- 104th Aero Squadron (Observation) 4–8 August 1918
- Located 4.3 miles (6.9 km) ESE of Château-Thierry, Picardy[2]
- First Army Air Service observation airfield[1]
- 88th Aero Squadron (Observation) 4 August – 4 September 1918; 9–12 September 1918
- Undetermined location near Flin, Lorraine
- First Army Air Service observation airfield[1]
- Headquarters, I Corps Observation Group, 13–29 June 1918[1]
- 12th Aero Squadron (Observation) 13–29 June 1918
- Located 1.0 mile (1.6 km) ESE of Foucaucourt-sur-Thabas, Lorraine[2]
- First Army Air Service pursuit/observation airfield[1]
- Headquarters, V Corps Observation Group, 20 September – 4 November 1918
- Headquarters, 3d Pursuit Group, 6–1 November 1918
- 28th Aero Squadron (Pursuit), 6 November 1918 – 15 February 1919
- 93d Aero Squadron (Pursuit), 6 November – 15 December 1918
- 103d Aero Squadron (Pursuit), 6 November 1918 – 5 January 1918
- 213th Aero Squadron (Pursuit), 6 November – 15 December 1918[1]
- 99th Aero Squadron (Observation), 20 September – 4 November 1918
- 104th Aero Squadron (Observation), 20 September – 4 November 1918
- Located 1.9 miles (3.1 km) N of Mouroux, Île-de-France[2]
- First Army Air Service observation airfield[1]
- Headquarters, I Corps Observation Group, 6–30 July 1918
- 1st Aero Squadron (Observation) 6–22 July 1918
- 12th Aero Squadron (Observation) 6–22 July 1918
- 88th Aero Squadron (Observation) 7 July-4 August 1918
- Located 1.3 miles (2.1 km) SE of Toul, Lorraine[2]
- First Army Air Service pursuit/observation airfield[1]
- Headquarters, 1st Pursuit Wing, 29 June – 20 September 1918
- Headquarters, 1st Pursuit Group, 5 May – 28 June 1918
- Headquarters, 2d Pursuit Group, 29 June – 23 September 1918
- Headquarters, 4th Pursuit Group, 26 October – 11 November 1918
- Headquarters, I Corps Observation Group, 22 August – 21 September 1918
- Headquarters, IV Corps Observation Group, 29 September – 11 November 1918
- 13th Aero Squadron (Pursuit), 28 June – 23 September 1918
- 17th Aero Squadron (Pursuit), 4 November – 12 December 1918
- 25th Aero Squadron (Pursuit), 24 October 1918 – 15 April 1919
- 27th Aero Squadron (Pursuit), 1–28 June 1918
- 28th Aero Squadron (Pursuit), 15–16 July 1918
- 49th Aero Squadron (Pursuit), 2 August – 23 September 1918
- 94th Aero Squadron (Pursuit), 7 April – 30 June 1918
- 95th Aero Squadron (Pursuit), 4 May 1918–28 June 1918
- 103d Aero Squadron (Pursuit), 4 July – 7 August 1918
- 139th Aero Squadron (Pursuit), 30 June – 24 September 1918
- 141st Aero Squadron (Pursuit), 19 October 1918 – 15 April 1919
- 147th Aero Squadron (Pursuit), 1–28 June 1918
- 148th Aero Squadron (Pursuit), 3 November 1918 – 15 April 1919[1]
- 1st Aero Squadron (Observation), 22 August – 21 September 1918
- 8th Aero Squadron (Observation), 29 September – 22 October 1918[1]
- 12th Aero Squadron (Observation), 22 August – 20 September 1918
- 22d Aero Squadron (Observation), 16 August – 22 September 1918
- 85th Aero Squadron (Observation), 4–11 November 1918[1]
- 135th Aero Squadron (Observation), 30 September 1918 – 10 February 1919
- 168th Aero Squadron (Observation), 5 October – 11 November 1918[1]
- 278th Aero Squadron (Observation), 10–11 November 1918[1]
- Located 0.7 miles (1.1 km) S of Gondreville, Lorraine[2]
- First Army Air Service observation airfield[1]
- Headquarters, 1st Army Observation Group, 6–22 September 1918
- 24th Aero Squadron, (Observation) 22 August – 22 September 1918
- 91st Aero Squadron (Observation) 24 May – 21 September 1918[1]
- Detachment operated from Souilly Aerodrome 9–18 October 1918; 27 October-6 November 1918
- Undetermined location near Goussancourt, Picardy
- First Army Air Service observation airfield[1]
- 88th Aero Squadron (Observation) 4–9 September 1918
- Undetermined location near Haussimont, Champagne-Ardenne
- First Army Air Service observation airfield[1]
- 99th Aero Squadron (Observation) 11 March – 31 May 1918
- Detachment of 95th Aero Squadron, (Pursuit) 11 May – 24 June 1918
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- Located 0.4 miles (0.64 km) W of Julvécourt, Lorraine
- Headquarters, I Corps Observation Group, 5–11 November 1918
- 166th Aero Squadron (Day Bombardment), 22 November 1918 – 5 January 1919
- 1st Aero Squadron (Observation) 5–21 November 1918
- 12th Aero Squadron (Observation) 3–21 November 1918
- Located 1.6 miles (2.6 km) SE of Mourmelon-le-Grand, Champagne-Ardenne
- 103d Aero Squadron (Pursuit), 18 February – 10 April 1918
- Located 0.7 miles (1.1 km) WNW of Lay-Saint-Remy, Lorraine
- 41st Aero Squadron (Pursuit) 15–30 November 1918
- 138th Aero Squadron (Pursuit), 14–30 November 1918
- 638th Aero Squadron (Pursuit), 14–30 November 1918
- Located 0.6 miles (0.97 km) WNW of Lemmes, Lorraine
- 186th Aero Squadron, (Observation) 7–24 November 1918
- Located 0.6 miles (0.97 km) ENE of Lisle-en-Barrois, Lorraine
- Headquarters, 3d Pursuit Group, 20 September – 6 November 1918
- 28th Aero Squadron (Pursuit), 20 September – 6 November 1918
- 93d Aero Squadron (Pursuit), 24 Seotember – 6 November 1918
- 103d Aero Squadron (Pursuit), 20 September – 6 November 1918
- 213th Aero Squadron (Pursuit), 24 September – 6 November 1918[1]
- Located 1.7 miles (2.7 km) SSW of Luxeuil-les-Bains, Franche-Comté
- Headquarters, V Corps Observation Group, 7 August – 7 September 1918
- 99th Aero Squadron (Observation) 1 July – 7 September 1918
- Flight operated from Corcieux Airdrome, 19–24 July 1918
- Flight operated from Dogenville Airdrome, 24 July – 26 August 1918
- 104th Aero Squadron (Observation) 8 August – 8 September 1918
- Now: Luxeuil Air Base (BA 116)
- Located 0.1 miles (0.16 km) SSW of Maulan, Lorraine
- Headquarters, 1st Day Bombardment Group, 25 September – 11 November 1918
- 11th Aero Squadron (Day Bombardment), 24 September 1918 – 17 January 1919
- 20th Aero Squadron (Day Bombardment), 23 September 1918 – 16 January 1919
- 96th Aero Squadron (Day Bombardment), 23 September 1918 – 10 January 1919
- 166th Aero Squadron (Dau Bombardment), 25 September – 22 November 1918
- Undetermined location near May-en-Multien, Île-de-France
- Headquarters, I Corps Observation Group, 5–10 August 1918
- I Corps Observation Group, 5–10 August 1918[1]
- 12th Aero Squadron (Observation) 3–10 August 1918
- Located 0.1 miles (0.16 km) N of Mercy-le-Bas, Lorraine
- 1st Aero Squadron (Observation) 21 November – 6 December 1918
- Located 1.9 miles (3.1 km) E of La Ferté-sous-Jouarre, Île-de-France
- 1st Aero Squadron (Observation) 22 July – 5 August 1918
- 12th Aero Squadron (Observation) 22 July – 3 August 1918
- Located 0.7 miles (1.1 km) WNW of Ourches-sur-Meuse, Lorraine
- Headquarters, I Corps Observation Group, 1 April – 29 June 1918
- Headquarters, IV Corps Observation Group, 1 July – 29 September 1918
- Headquarters, 2d Day Bombardment Group, 1–11 November 1918
- 100th Aero Squadron (Day Bombardment), 30 October – 11 November 1918[1]
- 163d Aero Squadron (Day Bombardment), 1–11 November 1918[1]
- 1st Aero Squadron (Observation) 4 April – 29 June 1918
- 8th Aero Squadron (Observation), 31 August – 29 September 1918[1]
- 12th Aero Squadron (Observation) 3 May – 13 June 1918
- 24th Aero Squadron, (Observation) 6–22 August 1918
- 90th Aero Squadron (Observation) 13 June – 20 September 1918
- 135th Aero Squadron (Observation) 30 July – 30 September 1918
- Flight "C" 255th Aero Squadron (Service) 27 July – 11 November 1918
- Undetermined location near Aubréville, Lorraine
- Headquarters, V Corps Observation Group, 4–11 November 1918
- 99th Aero Squadron (Observation) 4–31 November 1918
- 104th Aero Squadron (Observation) 4–30 November 1918
- Undetermined location near Pretz-en-Argonne, Lorraine
- 88th Aero Squadron (Observation) 14–20 September 1918
- Located 1.6 miles (2.6 km) ENE of Rembercourt-Sommaisne, Lorraine
- Headquarters, 1st Pursuit Group, 1 September – 11 November 1918
- 27th Aero Squadron (Pursuit) 3 September – 12 December 1918
- 94th Aero Squadron (Pursuit) 1 September – 20 November 1918
- 95th Aero Squadron (Pursuit) 2 September – 11 December 1918
- Flight Operated from: Verdun Airdrome, 7 November 1918 – unknown 1919
- 147th Aero Squadron (Pursuit) 1 September – 12 December 1918
- Flight operated from: Verdun Airdrome, 25 September 1918 – unknown 1919
- 185th Aero Squadron, (Night Pursuit)) 7 October – 11 November 1918
- Located 1.2 miles (1.9 km) W of Remicourt, Champagne-Ardenne
- Headquarters, I Corps Observation Group, 21 September – 5 November 1918
- 1st Aero Squadron (Observation) 21 September – 5 November 1918
- 12th Aero Squadron (Observation) 20 September – 3 November 1918
- 50th Aero Squadron (Observation) 24 September – 28 October 1918
- Located 0.7 miles (1.1 km) N of Saints, Île-de-France
- Headquarters, 1st Pursuit Group, 9 July – 1 September 1918
- Headquarters, I Corps Observation Group, 29 June – 6 July 1918
- 27th Aero Squadron (Pursuit) 9 July – 3 September 1918
- Flight operated from Verdun Aerodrome, 25 September–November 1918
- 94th Aero Squadron (Pursuit) 9 July – 1 September 1918
- 95th Aero Squadron (Pursuit) 9 July – 2 September 1918
- 147th Aero Squadron (Pursuit) 9 July – 1 September 1918
- 1st Aero Squadron (Observation) 29 June – 6 July 1918
- 12th Aero Squadron (Observation) 29 June – 6 July 1918
- Located 1 mile (1.6 km) WNW of Saizerais, Lorraine
- Headquarters, VI Corps Observation Group, 25 October – 11 November 1918
- 8th Aero Squadron (Observation), 22 October – 11 November 1918
- 354th Aero Squadron (Observation), 25 October – 11 November 1918
- Located 0.5 miles (0.80 km) N of Souilly, Lorraine
- Headquarters, V Corps Observation Group, 7–20 September 1918
- Headquarters, III Corps Observation Group, 20 September – 29 October 1918
- 13th Aero Squadron (Pursuit) 23 September – 16 December 1918
- 49th Aero Squadron (Pursuit) 7 November 1918 – 7 December 1919
- 22d Aero Squadron (Observation) 7 November 1918 – 29 January 1919
- 88th Aero Squadron (Observation) 12–14 September 1918; 20 September – 4 November 1918
- 99th Aero Squadron (Observation) 7–20 September 1918
- 104th Aero Squadron (Observation) 8–20 September 1918
- Detachment of 24th Aero Squadron (Observation), 9–18 October 1918, 27 October – 6 November 1918
- Located 1.2 miles (1.9 km) WSW of Touquin, Île-de-France
- Headquarters, 1st Pursuit Group, 28 June – 9 July 1918
- 27th Aero Squadron (Pursuit) 28 June – 9 July 1918
- 94th Aero Squadron (Pursuit) 30 June – 9 July 1918
- 95th Aero Squadron (Pursuit) 28 June – 9 July 1918
- 147th Aero Squadron (Pursuit) 28 June – 9 July 1918
- Located 0.6 miles (0.97 km) SSE of Vavincourt, Lorraine
- Headquarters, 1st Army Observation Group, 22 September – 11 November 1918
- 24th Aero Squadron (Observation) 22 September 1918 – 7 May 1919
- 91st Aero Squadron (Observation) 21 September 1918 – 7 May 1919[1]
- 9th Aero Squadron (Night Observation) 21 September – 21 November 1918
- Detachment operated from Souilly Aerodrome, 9–18 October 1918, 27 October-6 November 1918
- Located 2.1 miles (3.4 km) NNW of Vaucouleurs, Lorraine
- Headquarters, 3d Pursuit Group, 30 July – 20 September 1918
- 28th Aero Squadron (Pursuit), 16 July –20 September 1918
- 49th Aero Squadron (Pursuit), 28 July – 2 August 1918
- 93d Aero Squadron (Pursuit), 28 July – 24 September 1918
- 103d Aero Squadron (Pursuit), 7 August –20 September 1918
- 213th Aero Squadron (Pursuit), 26 July – 24 September 1918[1]
- 139th Aero Squadron (Pursuit), 28 May – 30 June 1918[1]
- Undetermined location near Verdun, Lorraine
- Detachment of 27th Aero Squadron (Pursuit) 25 September 1918 – unknown 1919
- Detachment of 95th Aero Squadron (Pursuit) 7 November 1918 – unknown 1919
- Located 3.4 miles (5.5 km) NE of Vertus, Champagne-Ardenne
- 94th Aero Squadron (Pursuit) 5 March –1 April 1918
- 95th Aero Squadron (Pursuit) 18 February – 1 April 1918
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