East of England Regiment
| Dates | Locations | Higher Formation/Remarks |
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| . | The East of England Regiment | . |
| 1999.07.01 | Formed by amalgamation of 6th (Volunteer) Battalion The Royal Anglian Regiment, 7th (Volunteer) Battalion The Royal Anglian Regiment and 3rd (Volunteer) Battalion The Worcestershire and Sherwood Foresters Regiment, HQ at Blenheim Camp, Bury St Edmunds | . |
| . | HQ (Suffolk) Company at Blenheim Camp, Bury St Edmunds | . |
| . | A (Norfolk and Suffolk) Company at Norwich with Pl at Lowestoft. Formed by redesignation of B Company 6th Battalion The Royal Anglian Regiment | . |
| . | B (Lincolnshire) Company at Lincoln with 4 Pl at Grimsby. Formed by redesignation of A Company 7th Battalion The Royal Anglian Regiment | . |
| . | C (Leicestershire and Northamptonshire) Company at Leicester with Pl at Northampton. Formed by amalgamation of HQ Company and C Company 7th Battalion The Royal Anglian Regiment | . |
| . | D (Nottinghamshire and Derbyshire (Worcestershire and Sherwood Foresters Regiment)) Company at Mansfield with Pltn at Derby. Formed by amalgamation of A Company and C Company 3rd Battalion The Worcestershire and Sherwood Foresters Regiment | . |
| . | E (Essex and Hertfordshire) Company at Chelmsford with Pltn at Hertford. Formed by amalgamation of C Company 6th Battalion and B Company 7th Battalion The Royal Anglian Regiment. | . |
| 2006.04.01 | Renamed the 3rd Battalion Royal Anglian Regiment | . |
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