Suffolk Regiment
| Dates | Locations | Higher Formation/Remarks |
| . | . | . |
| . | . | . |
| . | 4th Battalion, The Suffolk Regiment | . |
| 1947.01.01 | Reconstituted in T.A. with HQ at Ipswich and concurrently amalgamated with duplicate 5th Battalion without change of title | . |
| . | A Company at Stowmarket | . |
| . | B Company at Woodbridge | . |
| . | C Company at Halesworth | . |
| . | D Company at Lowestoft | . |
| 1959.08.29 | Transferred to the corps of 1st East Anglian Regiment (Royal Norfolk and Suffolk) | . |
| 1960? | Redesignated The Suffolk Regiment | . |
| 1961.04.01 | Amalgamated with The Cambridgeshire Regiment as The Suffolk and Cambridgeshire Regiment, HQ at ? | . |
| . | ? Company | . |
| . | ? Company | . |
| 1964.09.01 | Transferred to the corps of The Royal Anglian Regiment | . |
| 1967.04.01 | Disbanded and Suffolk element concurrently reconstituted as: | . |
| . | Part of 1st (Norfolk and Suffolk) Company, 5th (Volunteer) Battalion, The Royal Anglian Regiment, formed in TAVR II at Lowestoft | . |
| . | B Company, The Suffolk and Cambridgeshire Regiment (Territorials) formed in TAVR III at Ipswich | . |
| . | C Company, The Suffolk and Cambridgeshire Regiment (Territorials) formed in TAVR III at Leiston | . |
| 1969.04.01 | TAVR III element reduced to cadre as The Suffolk and Cambridgeshire Regiment at Ipswich, sponsored by 5th (V) Bn, The Royal Anglian Regt (cadre reconstituted in 1971 as a Cambridgeshire company) | . |
| 1971.04.01 | Suffolk element reorganised as two companies: | . |
| . | Part of 1st (Norfolk and Suffolk) Company, 5th (Volunteer) Battalion, The Royal Anglian Regiment, at Lowestoft (Suffolk) | . |
| . | HQ Company, 6th (Volunteer) Battalion, The Royal Anglian Regiment, at Bury St. Edmunds | . |
| 1973.10.08 | 1 (Norfolk and Suffolk) Company redesignated as 1 (Suffolk) Company and about now moved to Ipswich with det at Lowestoft | . |
| 1985 | 1 Coy now concentrated again at Lowestoft redesignated as C (Suffolk) Company, 6th Battalion; HQ Coy redesignated as HQ (Suffolk) Company | . |
| 1992.04.01 | Suffolk elements reorganised as: | . |
| . | A (Royal Norfolk and Suffolk) Company, 6th (Volunteer) Battalion, The Royal Anglian Regiment at Norwich and Lowestoft, amalgamation of old A Coy and Lowestoft pln of C Coy | . |
| . | B (Suffolk and Essex) Company, 6th (Volunteer) Battalion, The Royal Anglian Regiment at Ipswich and Colchester, amalgamation of old C Coy, less Lowestoft platoon, and Colchester pln of 3 Coy 5th Battalion | . |
| 1996.04.01 | B Company converted as 202 (Ipswich) Squadron, 158th (Royal Anglian) Transport Regiment, Royal Logistic Corps [q.v. for subsequent lineage] | . |
| <1998.10> | A Company redesignated as B (Royal Norfolk and Suffolk) Company at Norwich and Lowestoft | . |
| 1999.07.01 | The East of England Regiment 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, newly formed | . |
| . | A (Norfolk and Suffolk) Company at Norwich with Pln at Lowestoft, redesignation of B Company | . |
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