| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| | | | | 57th Regt "Peterborough Rangers" | | 3rd The Prince of Wales' Canadian Dragoons | | | | | | | | 45th Victoria Regt | | | | | | 10th Bde of FdArty, CA | | 56th Grenville Regt "Lisgar Rifles" | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
1914 | 2nd Bn, CEF | | | | | | | | | | | | | | | | | | | | | | | 4th Fd Arty Bde, CFA, CEF | | | | | | | | | |
1915 | | | | | | | 93rd "Overseas" Bn, CEF | | | | | | | | | 109th "Overseas" Bn', CEF | | | | | | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
1916 | | | | | | | Absorbed by 39th Reserve Bn | | | | | | | | | Absorbed by 20th, 21st, 38th and 124th "Overseas" Bn | | | | | | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 1917 | | | | | | | 247th "Overseas" Infy Bn,CEF | | | | | | | | | 45th Victoria and Haliburton Regt | | 252nd "Overseas" Infy Bn, CEF | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
1917 | | | | | | | Absorbed by 235th "Overseas" Bn | | | | | | | | | | | | | | Disbanded | | | | | | | | | | | | | | |
1918 | | | | | | | | | | | | 4th Bn, CMGC, CEF | | | | | | | | | | | | | | | | | | | | | | | | | |
1919 | | | | | | | | | | | | | | | | | 4th MG Bde, CMGC | | | | | | | | | | | | | | | | | | | | | |
1920 | Disbanded | | | | | | | | Disbanded | | | | | | | | | | | | | | Disbanded | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 1920 | 1st Bn (2nd Bn, CEF), The Peterborough Rangers | | 2nd Bn (93rd Bn, CEF), [a] The Peterborough Rangers | | 3rd Bn (247th Bn, CEF), [a] The Peterborough Rangers | | | | | | 1st Bn (109th Bn, CEF), The Victoria and Haliburton Regt | | 2nd Bn (252nd Bn, CEF), [a] The Victoria and Haliburton Regt | | 4th Bde, CFA | | 1st Bn, The Grenville Regt (Lisgar Rifles) | | 2nd Bn, [a] The Grenville Regt (Lisgar Rifles) | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
1924 | | | | | | | | | | | | | | | | | 4th MG Bn, CMGC | | | | | | | | | | | | | | | | | | | | | | | | |
1925 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 4th Fd Bde, CA | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
1935 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 4th Fd Bde, RCA | | | | | | | | | | | |
1936 | | | | | | Disbanded | | Disbanded | | | | | | | | | | | Disbanded | | | | | | | | | | | | Disbanded | |
1936 | | | | | | | | | | | | The Prince of Wales Rangers (Peterborough Regt) (MG) | | | 45th Fd Bty (Howitzer), RCA | | | | | | | | | | | 56th (Grenville) Fd Bty (Howitzer), RCA | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
|