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HN21 number plates
Portsmouth — March 2021 to August 2021
Vehicles with a HN21 plate were first registered at the Portsmouth DVLA office between March 2021 and August 2021. The three random letters at the end are unique to each vehicle — for example, HN21NLG or HN21ABC are individual registrations.
Check a HN21 plate
Enter the full 7-character registration number (e.g. HN21ABC)
HN21 registration variations
All HN21 plates share the same registration area and period. The three random letters (below shows the first) are unique to each individual vehicle.
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About HN21 plates
Registration area
Portsmouth
Hampshire & Dorset
Registration period
March 2021
to August 2021
Area code
HN — Portsmouth DVLA
Age identifier: 21