Pennsylvania - Union
Cavalry
| 1st Regiment Cavalry | 1st Regiment Provisional Cavalry | 1st Battalion Militia Cavalry |
| 2nd Regiment Cavalry | 2nd Regiment Provisional Cavalry | 3rd Regiment Cavalry |
| 3rd Regiment Provisional Cavalry | 4th Regiment Cavalry | 5th Regiment Cavalry |
| 6th Regiment Cavalry | 7th Regiment Cavalry | 8th Regiment Cavalry |
| 9th Regiment Cavalry | 10th Regiment Cavalry | 11th Regiment Cavalry |
| 12th Regiment Cavalry | 13th Regiment Cavalry | 14th Regiment Cavalry |
| 15th Regiment Cavalry | 16th Regiment Cavalry | 17th Regiment Cavalry |
| 18th Regiment Cavalry | 19th Regiment Cavalry | 20th Regiment Cavalry(6 months) |
| 20th Regiment Cavalry (3 years) | 21st Regiment Cavalry (6 months) | 21st Regiment Cavalry (3 years) |
| 22nd Regiment Cavalry (6 months) | 22nd Regiment Cavalry (3 years) | Ind. Battalion Cavalry |
| Ringgold Battalion Cavalry | Anderson Troop Cavalry | Bell's Ind. Company Militia Cavalry |
| Brown's Ind. Company Militia Cavalry | Comley's Ind. Company Militia Cavalry | Dick's Ind. Company Militia Cavalry |
| Hammill's Ind. Company Militia Cavalry | Hebble's Ind. Company Cavalry | Jones' Ind. Company Militia Cavalry |
| Lafayette Company Cavalry | Lambert's Ind. Cavalry Company | Morehead Cavalry Company |
| Murray's Ind. Company Militia Cavalry | Myers' Ind. Company Militia Cavalry | Negley's Body Guard |
| Philadelphia City Troop | Reading City Troop | Ringgold Cavalry Company |
| Sanno's Ind. Company Cavalry | Stroud's Ind. Company Cavalry | Union Cavalry Company |
| Warren's Ind. Company Cavalry | Washington County Cavalry Company | Weaver's Ind. Company Cavalry |
Artillery & Engineers
| 2nd Regiment Heavy Artillery | 2nd Regiment Provisional Heavy Artillery | 3rd Regiment Heavy Artillery |
| 5th Regiment Heavy Artillery | 6th Regiment Heavy Artillery | Roberts' Battalion Heavy Artillery |
| Segebarth's Battalion Marine Artillery | Commonwealth Ind. Company Heavy Artillery | Ermentrout's Co. Militia Heavy Artillery |
| Guss' Battery Militia Light Artillery | Jones Ind. Company Heavy Artillery | Schooley's` Ind. Company Heavy Artillery |
| Tyler's Ind. Battery Heavy Artillery | Woodward's Ind. Company Heavy Artillery | 1st Regiment Light Artillery, Battery "A" |
| 1st Regiment Light Artillery, Battery "B" | 1st Regiment Light Artillery, Battery "C" | 1st Regiment Light Artillery, 2nd Battery "C" |
| 1st Regiment Light Artillery, Battery "D" | 1st Regiment Light Artillery, Battery "E" | 1st Regiment Light Artillery, Battery "F" |
| 1st Regiment Light Artillery, Battery "G" | 1st Regiment Light Artillery, Battery "H" | 1st Regiment Light Artillery, Battery "I" |
| Ind. Battery "A", Light Artillery | Ind. Battery "B", Light Artillery | Ind. Battery "C", Light Artillery |
| Ind. Battery "D", Light Artillery | Ind. Battery "E", Light Artillery | Ind. Battery "F", Light Artillery |
| Ind. Battery "G", Light Artillery | Ind. Battery "H", Light Artillery | Ind. Battery "I", Light Artillery |
| Knap's Ind. Battalion Light Artillery | Hasting's Ind. Battery Light Artillery | Keystone Ind. Battery Light Artillery |
| Keystone Ind. Militia Battery No. 2 | Knap's Ind. Militia Battery Light Artillery | Landis' Ind. Militia Battery Light Artillery |
| Miller's Ind. Militia Battery Light Artillery | Nevins' Ind. Battery Light Artillery | Ulman's Ind. Battery Light Artillery |
| Wrigley's Ind. Company Engineers |
Infantry
| Independent Company Sharpshooters | M'Lane's Erie Regiment Infantry | First Defenders (5 companies) |
| 1st Regiment Infantry (3 months) | 1st Regiment Reserve Infantry | 1st Regiment Militia Infantry |
| 1st Battalion Infantry (6 months) | 1st Battalion Infantry (100 days) | 2nd Regiment Infantry (3 months) |
| 2nd Regiment Reserve Infantry | 2nd Regiment Militia Infantry | 2nd Battalion Infantry |
| 3rd Regiment Infantry (3 months) | 3rd Regiment Reserve Infantry | 3rd Regiment Militia Infantry |
| 3rd Battalion Infantry | 4th Regiment Infantry (3 months) | 4th Regiment Reserve Infantry |
| 4th Regiment Militia Infantry | 5th Regiment Infantry (3 months) | 5th Regiment Reserve Infantry |
| 5th Regiment Militia Infantry | 6th Regiment Infantry (3 months) | 6th Regiment Reserve Infantry |
| 6th Regiment Militia Infantry | 7th Regiment Infantry (3 months) | 7th Regiment Reserve Infantry |
| 7th Regiment Militia Infantry | 8th Regiment Infantry (3 months) | 8th Regiment Reserve Infantry |
| 8th Regiment Militia Infantry | 9th Regiment Infantry (3 months) | 9th Regiment Infantry Reserves |
| 9th Regiment Militia Infantry | 10th Regiment Infantry (3 months) | 10th Regiment Reserve Infantry |
| 10th Regiment Militia Infantry | 11th Regiment Infantry (3 months) | 11th Regiment Infantry (3 years) |
| 11th Regiment Reserve Infantry | 11th Regiment Militia Infantry | 12th Regiment Infantry (3 months) |
| 12th Regiment Reserve Infantry | 12th Regiment Militia Infantry | 13th Regiment Infantry (3 months) |
| 13th Regiment Reserve Infantry | 13th Regiment Militia Infantry | 14th Regiment Infantry (3 months) |
| 14th Regiment Reserve Infantry | 14th Regiment Militia Infantry | 15th Regiment Infantry (3 months) |
| 15th Regiment Reserve Infantry | 15th Regiment Militia Infantry | 16th Regiment Infantry (3 months) |
| 16th Regiment Militia Infantry | 17th Regiment Infantry (3 months) | 17th Regiment Militia Infantry |
| 18th Regiment Infantry (3 months) | 18th Regiment Militia Infantry | 19th Regiment Infantry (3 months) |
| 19th Regiment Militia Infantry | 20th Regiment Infantry (3 months) | 20th Regiment Militia Infantry |
| 20th Regiment Emergency Infantry | 21st Regiment Infantry (3 months) | 21st Regiment Militia Infantry |
| 22nd Regiment Infantry (3 months) | 22nd Regiment Militia Infantry | 23rd Regiment Infantry (3 months) |
| 23rd Regiment Infantry (3 years) | 23rd Regiment Militia Infantry | 24th Regiment Infantry (3 months) |
| 24th Regiment Militia Infantry | 25th Regiment Infantry (3 months) | 25th Regiment Militia Infantry |
| 26th Regiment Infantry | 26th Regiment Emergency Militia Infantry | 27th Regiment Infantry |
| 27th Regiment Emergency Militia Infantry | 28th Regiment Infantry "Goldstream Regiment" | 28th Regiment Emergency Militia Infantry |
| 29th Regiment Infantry | 29th Regiment Emergency Militia Infantry | 30th Regiment Infantry |
| 30th Regiment Infantry "1st Reserves" | 30th Regiment Emergency Militia Infantry | 31st Regiment Infantry |
| 31st Regiment Infantry "2nd Reserves" | 31st Regiment Emergency Militia Infantry | 32nd Regiment Infantry |
| 32nd Regiment Infantry "3rd Reserves" | 32nd Regiment Emergency Militia Infantry | 33rd Regiment Infantry |
| 33rd Regiment Infantry "4th Reserves" | 33rd Regiment Emergency Militia Infantry | 34th Regiment Infantry "5th Reserves" |
| 34th Regiment Militia Infantry | 35th Regiment Infantry | 35th Regiment Infantry "6th Reserves" |
| 35th Regiment Militia Infantry | 36th Regiment Infantry | 36th Regiment Infantry "7th Reserves" |
| 36th Regiment Militia Infantry | 37th Regiment Infantry "8th Reserves" | 37th Regiment Militia Infantry |
| 38th Regiment Infantry "9th Reserves" | 38th Regiment Militia Infantry | 39th Regiment Infantry "10th Reserves" |
| 39th Regiment Militia Infantry | 40th Regiment Infantry | 40th Regiment Infantry "11th Reserves" |
| 40th Regiment Militia Infantry | 41st Regiment Infantry "12th Reserves" | 41st Regiment Militia Infantry |
| 42nd Regiment Infantry "13th Reserves" | 42nd Regiment Militia Infantry | 43rd Regiment Infantry |
| 43rd Regiment Militia Infantry | 44th Regiment Infantry | 44th Regiment Militia Infantry |
| 45th Regiment Infantry | 45th Regiment Militia Infantry | 46th Regiment Infantry |
| 46th Regiment Militia Infantry | 47th Regiment Infantry | 47th Regiment Militia Infantry |
| 48th Regiment Infantry | 48th Regiment Militia Infantry | 49th Regiment Infantry |
| 49th Regiment Militia Infantry | 50th Regiment Infantry | 50th Regiment Militia Infantry |
| 51st Regiment Infantry | 51st Regiment Militia Infantry | 52nd Regiment Infantry |
| 52nd Regiment Militia Infantry | 53rd Regiment Infantry | 53rd Regiment Militia Infantry |
| 54th Regiment Infantry | 54th Regiment Militia Infantry | 55th Regiment Infantry |
| 55th Regiment Militia Infantry | 56th Regiment Infantry | 56th Regiment Militia Infantry |
| 57th Regiment Infantry | 57th Regiment Militia Infantry | 58th Regiment Infantry |
| 58th Regiment Militia Infantry | 59th Regiment Infantry | 59th Regiment Militia Infantry |
| 60th Regiment Infantry | 60th Regiment Militia Infantry | 61st Regiment Infantry |
| 62nd Regiment Infantry | 63rd Regiment Infantry | 64th Regiment Infantry |
| 65th Regiment Infantry | 66th Regiment Infantry | 67th Regiment Infantry |
| 68th Regiment Infantry | 69th Regiment Infantry | 70th Regiment Infantry |
| 71st Regiment Infantry | 72nd Regiment Infantry | 73rd Regiment Infantry |
| 74th Regiment Infantry | 75th Regiment Infantry | 76th Regiment Infantry |
| 77th Regiment Infantry | 78th Regiment Infantry | 79th Regiment Infantry |
| 80th Regiment Infantry | 81st Regiment Infantry | 82nd Regiment Infantry |
| 83rd Regiment Infantry | 84th Regiment Infantry | 85th Regiment Infantry |
| 86th Regiment Infantry | 87th Regiment Infantry | 88th Regiment Infantry |
| 89th Regiment Infantry | 90th Regiment Infantry | 91st Regiment Infantry |
| 92nd Regiment Infantry | 93rd Regiment Infantry | 94th Regiment Infantry |
| 95th Regiment Infantry | 96th Regiment Infantry | 97th Regiment Infantry |
| 98th Regiment Infantry | 99th Regiment Infantry | 100th Regiment Infantry |
| 101st Regiment Infantry | 102nd Regiment Infantry | 103rd Regiment Infantry |
| 104th Regiment Infantry | 105th Regiment Infantry | 106th Regiment Infantry |
| 107th Regiment Infantry | 108th Regiment Infantry | 109th Regiment Infantry |
| 110th Regiment Infantry | 111th Regiment Infantry | 112th Regiment Infantry |
| 113th Regiment Infantry | 114th Regiment Infantry | 115th Regiment Infantry |
| 116th Regiment Infantry | 117th Regiment Infantry | 118th Regiment Infantry |
| 119th Regiment Infantry | 120th Regiment Infantry | 121st Regiment Infantry |
| 122nd Regiment Infantry | 123rd Regiment Infantry | 124th Regiment Infantry |
| 125th Regiment Infantry | 126th Regiment Infantry | 127th Regiment Infantry |
| 128th Regiment Infantry | 129th Regiment Infantry | 130th Regiment Infantry |
| 131st Regiment Infantry | 132nd Regiment Infantry | 133rd Regiment Infantry |
| 134th Regiment Infantry | 135th Regiment Infantry | 136th Regiment Infantry |
| 137th Regiment Infantry | 138th Regiment Infantry | 139th Regiment Infantry |
| 140th Regiment Infantry | 141st Regiment Infantry | 142nd Regiment Infantry |
| 143rd Regiment Infantry | 144th Regiment Infantry | 145th Regiment Infantry |
| 146th Regiment Infantry | 147th Regiment Infantry | 148th Regiment Infantry |
| 149th Regiment Infantry | 150th Regiment Infantry | 151st Regiment Infantry |
| 152nd Regiment Infantry | 153rd Regiment Infantry | 154th Regiment Infantry |
| 155th Regiment Infantry | 156th Regiment Infantry | 157th Regiment Infantry |
| 158th Regiment Infantry | 159th Regiment Infantry | 160th Regiment Infantry |
| 161st Regiment Infantry | 162nd Regiment Infantry | 163rd Regiment Infantry |
| 164th Regiment Infantry | 165th Regiment Infantry | 166th Regiment Infantry |
| 167th Regiment Infantry | 168th Regiment Infantry | 169th Regiment Infantry |
| 170th Regiment Infantry | 171st Regiment Infantry | 172nd Regiment Infantry |
| 173rd Regiment Infantry | 174th Regiment Infantry | 175th Regiment Infantry |
| 176th Regiment Infantry | 177th Regiment Infantry | 178th Regiment Infantry |
| 179th Regiment Infantry | 180th Regiment Infantry | 181st Regiment Infantry |
| 182nd Regiment Infantry | 183rd Regiment Infantry | 184th Regiment Infantry |
| 185th Regiment Infantry | 186th Regiment Infantry | 187th Regiment Infantry |
| 188th Regiment Infantry | 189th Regiment Infantry | 190th Regiment Infantry |
| 191st Regiment Infantry | 192nd Regiment Infantry | 193rd Regiment Infantry |
| 194th Regiment Infantry | 195th Regiment Infantry | 196th Regiment Infantry |
| 197th Regiment Infantry | 198th Regiment Infantry | 199th Regiment Infantry |
| 200th Regiment Infantry | 201st Regiment Infantry | 202nd Regiment Infantry |
| 203rd Regiment Infantry | 204th Regiment Infantry | 205th Regiment Infantry |
| 206th Regiment Infantry | 207th Regiment Infantry | 208th Regiment Infantry |
| 209th Regiment Infantry | 210th Regiment Infantry | 211th Regiment Infantry |
| 212th Regiment Infantry | 213th Regiment Infantry | 214th Regiment Infantry |
| 215th Regiment Infantry | Independent Bn. Militia Infantry | Letzinger's Bn. Militia Infantry |
| Lininger's Battalion Militia Infantry | McKeag's Battalion Militia Infantry | Zell's Battalion Militia Infantry |
| Baldwin's Ind. Co. Militia Infantry | Beale's Ind. Co. Militia Infantry | Campbells' Ind. Co. Militia Infantry |
| Carson's Ind. Co. Militia Infantry | German's Ind. Co. Militia Infantry | Green's Ind. Co. Militia Infantry |
| Guthrie's Ind. Co. Militia Infantry | Collis' Ind. Co. | Departmental Corps |
| Griffith's Ind. Co. Infantry | James' Ind. Co. Infantry | Jones' Ind. Co. Infantry |
| Tanner's Ind. Co. Infantry | Hembold's Ind. Co. Militia Infantry | Hubbell's Ind. Co. Militia Infantry |
| Huff's Ind. Co. Militia Infantry | Luther's Ind. Co. Militia Infantry | McKnight's Ind. Co. Militia Infantry |
| Mann's Ind. Co. Militia Infantry | Mitchell's Ind. Co. Militia Infantry | Rich's Ind. Co. Militia Infantry |
| Robert's Ind. Co. Militia Infantry | Spear's Ind. Co. Militia Infantry | Stephens' Ind. Co. Militia Infantry |
| Zouaves De Afrique Ind. Co. Infantry |