21 COS Number Plate
The known history of 21COS, bringing together documented vehicle assignments, auction sales, advertisements, photographs and other evidence.
Last checked by our plate checker: 16 Oct 2026, 02:34
21 COS (21COS) – Number Plate History & Timeline
Also written as 21COS. History, past vehicles, DVLA records, auction sales, advert appearances, spotted photos, pictures and images for number plate 21 COS.
On Vehicle
Currently on a 2022 Grey BMW X5 M50i Auto
Sold
This number plate was issued at a DVLA auction in June 1991.
It sold for a hammer price of £1,800 and a total of £2,327 including fees and taxes.
Accounting for inflation, that's £5,479 in today's money.
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What is 21 COS worth?
The value of 21 COS is influenced by its dateless format, the relevance and popularity of the letters COS and comparable sales.
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