4 AA Group Column (South) RASC (TA)
| Date | Unit | Sub-units/Remarks |
| . | . | . |
| . | 4 AA Group Column (South) RASC (TA) | . |
| 1949.04 | Formed with HQ at ? | . |
| . | 904 Company joined from 4 AA Group Column | . |
| . | 913 Company at Birmingham joined from 5 AA Group Column (South). Moved to Bucknall shortly afterwards | . |
| 1949.08 | Annual camp at Towyn | . |
| . | 1589 Company (Artillery) at Wellington joined from 108 Transport Column | . |
| . | . | . |
| . | . | . |
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