HM (Portsmouth) Number Plates
The local memory tag, or area code HM is for cars first registered in Portsmouth, Hampshire and Dorset. Listed below are the age identifier number plate prefix combinations currently in use that start with HM. New prefixes are added in March and September each year.
2025
HM75
1 September 2025 → 28 February 2026
1 Sep 25 → 28 Feb 26
Current
HM25
1 March 2025 → 31 August 2025
1 Mar 25 → 31 Aug 25
2024
HM74
1 September 2024 → 28 February 2025
1 Sep 24 → 28 Feb 25
HM24
1 March 2024 → 31 August 2024
1 Mar 24 → 31 Aug 24
2023
HM73
1 September 2023 → 29 February 2024
1 Sep 23 → 29 Feb 24
HM23
1 March 2023 → 31 August 2023
1 Mar 23 → 31 Aug 23
2022
HM72
1 September 2022 → 28 February 2023
1 Sep 22 → 28 Feb 23
HM22
1 March 2022 → 31 August 2022
1 Mar 22 → 31 Aug 22
2021
HM71
1 September 2021 → 28 February 2022
1 Sep 21 → 28 Feb 22
HM21
1 March 2021 → 31 August 2021
1 Mar 21 → 31 Aug 21
2020
HM70
1 September 2020 → 28 February 2021
1 Sep 20 → 28 Feb 21
HM20
1 March 2020 → 31 August 2020
1 Mar 20 → 31 Aug 20
2019
HM69
1 September 2019 → 29 February 2020
1 Sep 19 → 29 Feb 20
HM19
1 March 2019 → 31 August 2019
1 Mar 19 → 31 Aug 19
2018
HM68
1 September 2018 → 28 February 2019
1 Sep 18 → 28 Feb 19
HM18
1 March 2018 → 31 August 2018
1 Mar 18 → 31 Aug 18
2017
HM67
1 September 2017 → 28 February 2018
1 Sep 17 → 28 Feb 18
HM17
1 March 2017 → 31 August 2017
1 Mar 17 → 31 Aug 17
2016
HM66
1 September 2016 → 28 February 2017
1 Sep 16 → 28 Feb 17
HM16
1 March 2016 → 31 August 2016
1 Mar 16 → 31 Aug 16
2015
HM65
1 September 2015 → 29 February 2016
1 Sep 15 → 29 Feb 16
HM15
1 March 2015 → 31 August 2015
1 Mar 15 → 31 Aug 15
2014
HM64
1 September 2014 → 28 February 2015
1 Sep 14 → 28 Feb 15
HM14
1 March 2014 → 31 August 2014
1 Mar 14 → 31 Aug 14
2013
HM63
1 September 2013 → 28 February 2014
1 Sep 13 → 28 Feb 14
HM13
1 March 2013 → 31 August 2013
1 Mar 13 → 31 Aug 13
2012
HM62
1 September 2012 → 28 February 2013
1 Sep 12 → 28 Feb 13
HM12
1 March 2012 → 31 August 2012
1 Mar 12 → 31 Aug 12
2011
HM61
1 September 2011 → 29 February 2012
1 Sep 11 → 29 Feb 12
HM11
1 March 2011 → 31 August 2011
1 Mar 11 → 31 Aug 11
2010
HM60
1 September 2010 → 28 February 2011
1 Sep 10 → 28 Feb 11
HM10
1 March 2010 → 31 August 2010
1 Mar 10 → 31 Aug 10
2009
HM59
1 September 2009 → 28 February 2010
1 Sep 09 → 28 Feb 10
HM09
1 March 2009 → 31 August 2009
1 Mar 09 → 31 Aug 09
2008
HM58
1 September 2008 → 28 February 2009
1 Sep 08 → 28 Feb 09
HM08
1 March 2008 → 31 August 2008
1 Mar 08 → 31 Aug 08
2007
HM57
1 September 2007 → 29 February 2008
1 Sep 07 → 29 Feb 08
HM07
1 March 2007 → 31 August 2007
1 Mar 07 → 31 Aug 07
2006
HM56
1 September 2006 → 28 February 2007
1 Sep 06 → 28 Feb 07
HM06
1 March 2006 → 31 August 2006
1 Mar 06 → 31 Aug 06
2005
2004
2003
HM53
1 September 2003 → 29 February 2004
1 Sep 03 → 29 Feb 04
HM03
1 March 2003 → 31 August 2003
1 Mar 03 → 31 Aug 03
2002
HM52
1 September 2002 → 28 February 2003
1 Sep 02 → 28 Feb 03
HM02
1 March 2002 → 31 August 2002
1 Mar 02 → 31 Aug 02
