400th Infantry regiment
310th Infantry regiment
290th Infantry regiment
201st Infantry regiment
178th Infantry regiment
164th Infantry regiment
110th Infantry regiment
89th Infantry regiment
249th Infantry regiment
553rd Armor Infantry
346th Infantry regiment
306th Infantry regiment
369th Infantry regiment
104th Intantry division( training)
110th Infantry regiment
42nd Infantry Division( ID)
365th Infantry regiment
2nd bde 24th ID
345th Infantry regiment
276th Infantry regiment
331st Infantry regiment
148th Armor infantry
35th Infantry Division( ID) obsolute
746th Armor infantry bn
634th Armor infantry bn
21st Armor infantry bn
27th Infantry regiment
406th Infantry regiment
311th Infantry regiment
295th Infantry regiment
133rd Infantry regiment
132nd Infantry regiment
118th Infantry regiment
108th Infantry regiment
25th Infantry Division
404th Infantry regiment
351st Infantry regiment
322nd Infantry regiment
264th Infantry regiment
254th Infantry regiment
185th Infantry regiment
166th Infantry regiment
157th Infantry bde
391st Infantry regiment
296th Infantry regiment( Airassault) Puerto Rico National Guard
293rd Infantry regiment
137th Infantry regiment
279th Infantry regiment
35th Infantry brigade
17th Infantry regiment
6th Infantry regiment
98th Infantry Division( Training)
30th Infantry brigade
161st Infantry regiment
US Army Infantry school
413th Infantry regiment
333rd Infantry regiment
290th Infantry regiment
123rd Infantry regiment
106th Infantry regiment
26th Infantry regiment
1st Infantry regiment
85th Infantry Division( patch type)
382nd Infantry regiment
85th Infantry brigade( obsolute)
71st Infantry brigade
126th Infantry regiment
46th Infantry regiment
9th Infantry regiment
339th Infantry regiment
129th Infantry regiment
320th Infantry regiment
207th Infantry regiment
162nd Infantry regiment
114th Infantry regiment
112th Infantry regiment
111th Infantry regiment
55th Infantry brigade
53rd Infantry brigade
33rd Infantry regiment
172nd Infantry regiment( Mountain)
134th Infantry regiment
416th Infantry regiment
414th Infantry regiment
410th Infantry regiment
18th Infantry Regiment Badge Unit Crest US Army
US Army 18th Infantry Regiment DUI Poellath CB DI Pin Badge Unit Crest H11
151st Infantry regiment of 38th Infantry division
518th Infantry regiment
337th Infantry regiment of 85th Infantry Division
296th Infantry regiment( Airassault) Puerto Rico National Guard
186th Infantry regiment
197th Infantry brigade
172nd Infantry Brigade ( separate)
171st Infantry brigade( light)
8th Infantry division
3rd Infantry Division
100th Division( Training)
86th Infantry regiment( mountain)
74th Infantry regiment
41st Infantry regiment
31st Infantry regiment
20th Infantry regiment
2nd Infantry regiment ( obsolute)
384th Infantry regiment
364th Infantry regiment
225th Infantry regiment
145th Infantry regiment
130th Infantry regiment
127th Infantry regiment
63rd Infantry regiment
54th Infantry regiment
51st Infantry regiment
45th Infantry regiment
35th Infantry regiment
34th Infantry regiment
30th Infantry regiment
15th Infantry regiment
21st Infantry regiment
395th Infantry regiment
338th Infantry regiment
299th Infantry regiment
180th Infantry regiment
160th Infantry regiment
5th Infantry regiment
38th Infantry regiment
19th Infantry regiment
16th Infantry regiment
14th Infantry regiment
11th Infantry regiment
61st Infantry regiment
50th Infantry regiment
85th Infantry regiment( Mountain)
87th infantry regiment( mountain) part of 10 Mountain Division
52nd Infantry regiment E coy( LRS) in 1974 2bn 75 Ranger regiment
58th Infantry Regiment 1company LRP was add to 101Abn Div during VT war
23rd Infantry regiment
10th Mountain Division( obsolute)
18th Infantry regiment