5th Regiment, Missouri State Militia Cavalry (2nd Organization) (Union)
This regiment was organized February 2, 1863, from 13th Regiment, State Militia Cavalry. Attached to District of Rolla, Dept. of Missouri, to June, 1863. District of the Border, Dept. of Missouri, to October, 1863. District of Rolla, Dept. of Missouri, to muster out. 
Another source gives the following. The 5th Regiment, Missouri State Militia Cavalry was enrolled between 20 December 1861 and 24 March 1865. They were mustered between 21 December 1861 and 16 March 1865. The Regiment was discharged between 1 January 1865 and 2 June 1865. This Regiment was led by Colonel Albert Sigel
Companies in this Regiment with the Counties of Origin
Men often enlisted in a company recruited in the counties where they lived though not always. After many battles,companies might be combined because so many men were killed or wounded. However if you are unsure which company your ancestor was in, try the company recruited in his county first.
Company A - Captain George Muller - Many men from Cooper County.
Company B - Captain Richard Murphy - Many men from Cooper County.
Company C - Captain Josiah Smith - Many men from Cole Camp, Benton County.
Company D - Captain William C. Bangs - Many men from Cole County.
Company E - Captain Charles B. Maus - Many men from Cole County.
Company F - Captain Henry B. Brown - Many men from Cooper County.
Company G - Captain John Bracher - Many men from St. Louis County.
Company H - Captain James Quinn - Many men from Wayne County.
Comapny I - Captain Charles Schnell - Many men from St. Louis County.
Company K - Captain William Flentze - Many men from Cape Girardeau County.
Company L - Captain Hagan - Many men from Iron County.
- Beginning United States Civil War Research gives steps for finding information about a Civil War soldier or sailor. It covers the major records that should be used. Additional records are described in 'Missouri in the Civil War' and 'United States Civil War, 1861 to 1865' (see below).
- National Park Service, The Civil War Soldiers and Sailors System, is searchable by soldier's name and state. It contains basic facts about soldiers on both sides of the Civil War, a list of regiments, descriptions of significant battles, sources of the information, and suggestions for where to find additional information.
- Missouri in the Civil War describes many Confederate and Union sources, specifically for Missouri, and how to find them.. These include compiled service records, pension records, rosters, cemetery records, Internet databases, published books, etc.
- United States Civil War, 1861 to 1865 describes and explains United States and Confederate States records, rather than state records, and how to find them. These include veterans’ censuses, compiled service records, pension records, rosters, cemetery records, Internet databases, published books, etc.
- National Park Service, The Civil War Soldiers and Sailors System, (accessed 5 Oct 2011 ).
- Kenneth E. Weant, Civil War Records Union Troops Enrolled Missouri Militia, Volume 6 (Arlington, Texas : K.E. Weant, c2007), pages # 93-111. FHL book 977.8 M2wkc v. 6
- Kenneth E. Weant, Civil War Records Union Troops Enrolled Missouri Militia, Volume 6 fckLRfckLR(Arlington, Texas : K.E. Weant, c2007), pages # 35-56. FHL book 977.8 M2wkc v. 6