| 1937: | 4th Survey Company, Royal Artillery (TA) |
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| 1938: | 4th Survey Regiment, Royal Artillery (TA) │ |
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| 1939: | 4th (Durham) Survey Regiment, Royal Artillery (TA) │ |
6th Survey Regiment, Royal Artillery (TA) │ |
| 1940: | │ │ │ |
1st Independant Survey Troop, Royal Artillery │ |
| 1946: | suspended animation │ |
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| Resurrection of the Territorial Army | ||
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| 1947: | 377th Observation Regiment, Royal Artillery (Durham) (TA) │ |
disbanded |
| 1950: | │ │ │ |
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| 1951: | 377th (Durham) Locating Regiment, Royal Artillery (TA) │ │ |
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| 1956: | R (4thDurham) Battery, 274th (Northumbrian) Field Regiment, Royal Artillery (TA) |
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