HMP Belmarsh

Belmarsh Prison

Tel: 020 8331 4400 – Western Way, Thamesmead, London SE28 0EB

Save Any Inmate at HMP Belmarsh

75% On Their Calls

Prison Phone offers phone tariffs that reduce the costs of calls from Belmarsh prison by up to 75%! This enables prisoners to get the support and love that they are missing from home, while reducing costs for the inmate. Find out more below.

HMP Belmarsh first became operational in 1991. It is situated in Thamesmead, south-west London, and is a category A prison for males. It is often used to detain inmates who are serving sentences for terrorist-related crimes. Prisoners have access to two gyms, a sports hall and fitness room, and the facility is also in partnership with Charlton Athletic FC, which offers coaching courses. It is currently capable of housing 910 inmates. If you’d like to find out how to get to HMP Belmarsh, please refer to the map on this page.

Tel: 020 8331 4400

Operational capacity: 910 as of 25th July 2008

Western Way, Thamesmead, London SE28 0EB

Prison Phone have been helping to reduce the cost of call from HMP Belmarsh since 2013.

If you have an account with us the inmate at Belmarsh prison can call your mobile phone at the standard landline rate (around 10p per minute) rather than paying the incredibly high mobile rate which is around 40p per minute!

To get an account just use the buttons below.

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Here's some facts about Belmarsh prison.

Did you know?

HMP Belmarsh is a category A prison in Eastern London, south of the Thames. It is often used to hold criminals suspected of terrorist activity. Belmarsh can hold 910 male inmates at a time.

The prison is in partnership with Charlton Athletic FC, which offers coaching courses. There are two fitness rooms, a gym and a sports hall the men have access to.

HMP Belmarsh takes in inmates from all over the country. It holds some of the most dangerous to national security, for example Charles Bronson, who is referred to as the most dangerous, and the most violent prisoner in the UK. Bronson has been arrested many times, and detained in  four mental hospitals. He has been arrested for armed robbery, assault, grievous bodily harm and attempted murder, to name just a few.

Ian Huntley was convicted and charged with double murder after the Soham murders in Soham, Cambridgeshire on the 4th August 2002, after he killed two 10-year-old girls, Holly Marie Wells and Jessica Aimee Chapman. He was sentenced to life (minimum 40 years).

To view the latest inspection report, click here.

For information about the visiting hours, please visit

  • Belmarsh Prison was built the site of the former Royal Arsenal in Woolwich, and stands next to HMP Isis and HMP Thameside

    Belmarsh latest fact 3
  • Anjem Choudry stayed here after inviting support for the Islamic state of Iraq and the levant.

    Belmarsh latest fact 2
  • An ex-prisoner has described the prison as a 'jihadi training camp' as prisoners 'radicalise' other inmates.

    Belmarsh latest fact 1
  • Charles Bronson, ‘Britain’s most dangerous man’, was also incarcerated at HMP Belmarsh on a number of occasions.


    Belmarsh prison fact 3
  • The prison contains a ‘jail within a jail’ on the premises, where the inmates considered most dangerous are housed.


    Belmarsh prison fact 2
  • HMP Belmarsh has a number of notable ex-inmates, including Ronnie Biggs, Jeffrey Archer, and Andy Coulson (former editor of News of the World).


    Belmarsh prison fact 1


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