Letters first: Seven released via DVLA auctions (444 and 888 yet to be auctioned)

Numbers first: Five released via DVLA auctions (222, 444, 777 and 999 yet to be auctioned)

Assigned (10)

SSS 111 - 1998 Rolls Royce Silver Seraph (Last V5c issued: October 2011)

SSS 222 - 2006 Jaguar XJ (Last V5c issued: 2017)

SSS 333 - 2012 Jaguar XKR (Last V5c issued: October 2012)

SSS 666 - 2020 Abarth 595 (Last V5c issued: May 2020)

SSS 777 - 2008 Lexus RX400H (Last V5c issued: April 2023)

SSS 999 - 1974 Mercedes 600 (Last V5c issued: April 2023)

111 SSS - 2015 Mercedes S-Class (Last V5c issued: December 2021)

555 SSS - 1970 Mercedes 280 (Last V5c issued: November 2022)

666 SSS - 2020 Porsche Cayenne (Last V5c issued: April 2021)

888 SSS - 1971 Mercedes 300 (Last V5c issued: November 2022)

Unaccounted (2)

SSS 555

333 SSS

Auction Results (including fees):

SSS 111 - £5,087.60 in April 1997

SSS 222 - £2,776.40 in September 1997

SSS 333 - £3,932.00 in April 1998

SSS 555 - £8,554.40 in September 1991

SSS 666 - £4,317.20 in September 2012

SSS 777 - £6,500.00 in November 2012

SSS 999 - 9,324.80 in May 2013

111 SSS - £4,702.40 in June 1997

333 SSS - £2,006.00 in March 1993

555 SSS - £4,574.00 in November 1992

666 SSS - £10,352.00 in November 2013

888 SSS - £4,188.80 in June 1993