Abandoned Street Kids of Brasil - Task Brasil Trust has 10 places available and a minimum fundraising target of £1,000.  Apply for a place on the Task Brasil website

AbleChildAfrica has 10 places available and a minimum fundraising target of £1,500. Apply for a place by visiting AbleChildAfrica

Acorns Children’s Hospice has four places available and a minimum fundraising target of £2,000. Apply for a place by visiting the Acorns Children’s Hospice website

Action Against Hunger has five places available and a minimum fundraising target of £2,000. You can apply by emailing runandchallenge@actionagainsthunger.org.uk or by calling 0208 293 6138.

Action on Hearing Loss has 25 places available and a minimum fundraising target of £1,750. Apply for a place by visiting the Action on Hearing Loss website. You can also apply by emailing event@hearingloss.org.uk or by calling 0207 296 8092.

Action on Pre-eclampsia has 33 places available and a minimum fundraising target of £1,250.  Apply for a place by visiting the APEC website. You can also apply for a place by emailing marathon@apec.org.uk or by calling 01386 761 848.

ActionAid has 20 places available and a minimum fundraising target of £2,000. You can apply for a place by emailing run@actionaid.org or by calling 01460 238 000.

Ambitious about Autism has eight places available and a minimum fundraising target of £2,000. Apply for a place by visiting the Ambitious about Autism website

Amnesty International UK has 25 places available and a minimum fundraising target of £1,800. Apply for a place by visiting the Amnesty International UK website

Arthritis Research UK has 29 places available and a minimum fundraising target of £2,000. You can apply for a place by contacting Sophie Major on s.major@arthritisresearchuk.org

Aspire has 12 places available and a minimum fundraising target of £2,000. You can apply for a place by contacting Andrew Ogierman on andrew.ogierman@aspire.org.uk or by calling 0208 420 8951.

Beat has seven places available and a minimum fundraising target of £1,500. You can apply for a place by emailing l.douglas@b-eat.co.uk

Blind Veterans UK has two places available and a minimum fundraising target of £2,000. Apply for a place on the Blind Veterans UK website

Blond McIndoe Research Foundation has six places available and a minimum fundraising target of £1,750. You can apply for a place by emailing Debbie Finch on debbie.finch@blondmcindoe.com

Bone Cancer Research Trust has 40 places available and a minimum fundraising target of £2,000. Apply for a place by visiting the Bone Cancer Research trust website

Chest Heart & Stroke Scotland has two places available and a minimum fundraising target of £1,500. You can apply for a place by emailing happyfeet@chss.org.uk

Chickenshed Theatre has 38 places available and a minimum fundraising target of £1,800. You can apply for a place by emailing Jacqui McLeod on jacquim@chickenshed.org.uk

CHILDREN 1ST has five places available and a minimum fundraising target of £2,000. Apply for a place by calling the CHILDREN 1^ST running team on 0131 319 8068 or by emailing running@children1st.org.uk

Dementia UK has three places available and a minimum fundraising target of £2,500. You can apply for a place by emailing fundraising@dementiauk.org or by calling Helen Collins on 0207 874 7207.

Family Action has nine places available and a minimum fundraising target of £2,000. Apply for a place on the Family Action website

Family Holiday Association has 25 places available and a minimum fundraising target of £1,400. You can apply for a place by emailing Michelle@fhaonline.org.uk

Foyle Hospice has 10 places available and a minimum fundraising target of £1,700. You can apply for a place by emailing noel@foylehospice.com

FSI has six places available and a minimum fundraising target of £1,750. You can apply for a place by emailing louise@thefsi.org

Greenpeace Environmental Trust has four places available and a minimum fundraising target of £2,000. Apply for a place by visiting the Greenpeace Environmental Trust website. You can also apply by emailing fundraising.uk@greenpeace.org and clearly stating how you would raise the money.

Henshaws Society for Blind People has five places available and a minimum fundraising target of £2,000. Apply for a place by visiting the Henshaws website. You can also apply by emailing Hannah.Saxon@henshaws.org.uk

HOPEHIV has five places available and a minimum fundraising target of £2,000.  Apply for a place on the HOPEHIV website

John Muir Trust has six places available and a minimum fundraising target of £1,000.  You can apply for a place by emailing maggie.briggs@jmt.org and stating why you would like to run on behalf of the Trust and how you would meet their fundraising target.     

Langdon has four places available and a minimum fundraising target of £2,500.  Apply for a place by visiting the Langdon website.  You can also apply by emailing Emma.Stone@langdonuk.org

Leicester Hospitals Charity has six places available and a minimum fundraising target of £2,000. You can apply for a place by emailing debbie.adlerstein@uhl-tr.nhs.uk

Mercy Ships UK has four places available and a minimum fundraising target of £2,400. Apply for a place by visiting the Mercy Ships UK website

Merlin has 30 places available and a minimum fundraising target of £1,800.  Apply for a place by visiting the Merlin website. You can also apply by emailing challengingyou@merlin.org.uk

Naomi House has nine places available and a minimum fundraising target of £2,000. You can apply for a place by emailing nicole.denison@naomihouse.org.uk

ORBIS has six places available and a minimum fundraising target of £2,000. Apply for a place by visiting the ORBIS website

Oxfam GB has 25 places available and a minimum fundraising target of £2,000. Apply for a place by visiting the Oxfam website. You can also apply by calling 0300 200 1244 and asking for Kulzum. 

Paget’s Association has five places available and a minimum fundraising target of £1,500. Apply for a place by visiting the Paget’s Association website

Parkinson’s UK has 85 places available and a minimum fundraising target of £1,700. Apply for a place by visiting the Parkinson’s UK website. You will need to download the registration form and email it to events@parkinsons.org.uk

Princess Alice Hospice has 10 places available and a minimum fundraising target of £2,000.  You can apply for a place by emailing Emmawaggott@pah.org.uk

REDRESS has six places available and a minimum fundraising target of £1,250. You can apply for a place by contacting Liliana Rodrigues by emailing liliana@redress.org

Relate West Surrey has three places available and a minimum fundraising target of £1,000. You can apply by emailing jill@relatewestsurrey.org.uk

RFU Injured Players Foundation has 10 places available and a minimum fundraising target of £1,999.  Apply for a place by visiting the RFUIPF website.  You can also apply by emailing ipflondonmarathon@therfu.com

Royal National Institute of Blind People (RNIB) has 25 places available and a minimum fundraising target of £1,650.  Apply for a place by visiting the RNIB websiteercy Ships UK have 4 places available and a minimum fundraising target of £2,400. Apply for a place by visiting the Mercy Ships UK website.

Save the Children has up to 25 places available and a minimum fundraising target of £2,000. You can apply for a place by visiting the Save the Children website

Sparks has 97 places available and a minimum fundraising target of £2,000. You can apply by contacting the challenge team by emailing challenge@sparks.org.uk or by calling 0207 7091 7769. You can also apply by visiting the Sparks website

Spinal Research has 60 places available and a minimum fundraising target of £1,800. You can apply by emailing run@spinal-research.org

St Peter & St James Hospice & Continuing Care has four places available and a minimum fundraising target of £1,500. You can apply by contacting Marie Shipley by emailing marie.shipley@stpeter-stjames.org.uk

The Children’s Society has 81 places available and a minimum fundraising target of £1,750. You can apply by contacting Michael Winehouse by emailing michael.winehouse@childrenssociety.org.uk

The Cure Parkinson’s Trust has seven places available and a minimum fundraising target of £3,000. You can apply by contacting Anna by emailing anna@cureparkinsons.org.uk

The Dystonia Society has three places available and a minimum fundraising target of £3,000. You can apply by contacting Ann Dedman by emailing ann@dystonia.org.uk or by calling 0845 803 1003.

The Eve Appeal has three places available and a minimum fundraising target of £3,000. You can apply for a place by contacting Alice by emailing alice.barley@eveappeal.org.uk or by contacting 0207 605 0106. You can also apply by visiting The Eve Appeal website

The Honeypot Children’s Charity has 10 places available and a minimum fundraising target of £2,000. Apply for a place by visiting The Honeypot Children’s Charity. You can also apply by emailing sophie@honeypot.org.uk

The London Centre for Children with Cerebral Palsy has five places available and a minimum fundraising target of £1,500. You can apply for a place by emailing anna@cplondon.org.uk

The Mulberry Bush School has three places available and a minimum fundraising target of £2,000.  You can apply for a place by emailing janesmiley@me.com

The Rainbow Centre has two places available and a minimum fundraising target of £2,000. You can apply for a place by calling 01329 289500 or by emailing jessicag@rainbowcentre.org

The Royal Star & Garter Homes has three places available and a minimum fundraising target of £2,000.  You can apply for by emailing jane.hawes@starandgarter.org for an application form.    

Variety, the Children’s Charity has 15 places available and a minimum fundraising target of £2,000.  Apply for a place by visiting the Variety website

VSO has five places available and a minimum fundraising target of £1,800. Apply for a place by visiting the VSO website

Wellbeing of Women has five places available and a minimum fundraising target of £1,500.  You can apply for a place by contacting Hannah by emailing hleaton@wellbeingofwomen.org.uk or by calling 0207 772 6455.

Westbourne Park Family Centre has six places available and a minimum fundraising target of £1,500.  You can apply for a place by emailing annahadeed@westbourneparkfamilycentre.org.uk

Whizz Kidz has 400 places available and a minimum fundraising target of £1,600.  You can apply for a place by emailing events@whizz-kidz.org.uk

WRVS has four places available and a minimum fundraising target of £2,000. You can apply for a place by emailing amy.john@wrvs.org.uk

YMCA England has 20 places available and a minimum fundraising target of £1,700. You can apply for a place by emailing catherine.davis@england.ymca.org.uk