this Inf Regt was destroyed in the Schnee Eifel salient 19 Dec 44 near Schonberg; rebuilt in France but did not rejoin division until 16 May 45.The division replaced the 2nd Inf Div in the Schnee Eifel sector of Belgium on 11 Dec 44.The German Ardennes Counteroffensive struck the division on 16 Dec 44. The 423 Inf surrendered on 19 Dec 44 after being encircled in their area near Schonberg the previous day.
75th Inf. Division-
15 Apr 43 activated at Ft Leonard Wood Mo and moved to La Maneuver Area 24 Jan 44 where participated in the Fourth Army No.6 Louisiana Maneuvers; transferred to Camp Breckinridge Ky 7 Apr 44 and staged at Camp Shanks NY 7 Nov 44 until departed NYPE 14 Nov 44; arrived England 22 Nov 44 and landed in France 13 Dec 44; crossed into Holland 18 Dec 44 and into Belgium 19 Dec 44; returned to France 27 Jan 45 and to Belgium 17 Feb 45; recrossed into Holland 18 Feb 45 and entered Germany 10 Mar 45; arrived Hampton Roads PE 14 Nov 45 and inactivated at Camp Patrick Henry Va same date. Campaigns:Rhineland, Ardennes-Alsace, Central Europe Location Aug 45: Werdohl Germany The division landed Le Havre and Rouen France 13 Dec 44 and moved to Yvetot.The German Ardennes Counter-offensive of 16 Dec 44 caused it to be rushed to the frontw where it entered defensive positions along the Ourthe River on 23 Dec 44. After heavy combat around Sadzot the division moved to Aisne River at Grandmenil 5 Jan 45. On 8 Jan 45 it relieved the 82nd A/B Div along the Salm River and attacked across it 15 Jan 45 at Salmchateau and Bech. The division cleared the Grand Bois 22 Jan 45 and captured Aldringen 24 Jan 45, concluding its offensive. The division moved to Ribeauville in Alsace-Lorraine on 28 Jan 45 and crossed the Colmar Canal 1 Feb 45 with two regiments abreast at Andolsheim. Fighting through the Foret Domaniale, it reached the Rhine-Rhone Canal south of Neuf-Brisach on 6 Feb 45. The division entered Colmar and reached the Rhine River 7 Feb 45 and was withdrawn for rehabilitation at Luneville 11 Feb 45. It relieved the British 6th A/B Div along the Maas River near Roermond Holland on 21 Feb 45. The 291st Inf fought the Battle of Ossenberg 7-9 Mar 45, and the division relieved the 35th Inf Div along the Rhine from Wesel to Homburg 12 Mar 45. The 290th Inf crossed the Rhine 24 Mar 45 in the wake of the 30th and 79th Inf Divs, followed by the rest of the division on 30 Mar 45. The 289th and 290th Inf attacked through the pinned 8th Armored Div and reached the Dortmund-Ems Canal near Datteln 1 Apr 45. The division attacked across the canal at Waltrop on 4 Apr 45 and began clearing the approaches to Dortmund. The division was reinforced by the 320th Inf and reached the Ruhr at Witten with four regiments, taking two bridges intact on 11 Apr 45. The division accepted the surrender of Herdecke on 14 Apr 45 and was withdrawn to Brambauer for rehabilitiation. The division relieved the 8th Inf Div in the Ruhr sector 22 Apr 45 and then relieved the 5th Inf Div south of the Ruhr on 23 Apr 45. The division was next assigned military government duties in Westphalia, and was serving in this capacity when hostilities were declared ended 7 Mar 45.
The other unit you requested info on I can't find.Hope this helps. Brent