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Where to send your Macmillan Cancer Support cancellation letter

Read the addresses on this page next to the full guide to cancelling Macmillan Cancer Support.

The addresses we hold

This page shows every mailing address we hold for Macmillan Cancer Support, starting with the one a cancellation letter should go to in London, SE1 7TP, and how to address the envelope so it arrives without a query.

Where the letter goesMailing address

Macmillan Cancer Support89 Albert EmbankmentSE1 7TP LondonUnited Kingdom

The United Kingdom address on file for Macmillan Cancer Support. Postal code SE1 7TP.

How to address the envelope

  1. Copy it exactly onto the envelope

    The envelope reads 89 Albert Embankment, SE1 7TP London, United Kingdom. Match the spacing and the box or street line exactly as printed.

  2. Add the return address

    Top-left, your own name and address. A return address is what the post office needs to send the letter back if Macmillan Cancer Support has moved.

  3. Buy the certified service

    Certified, not courier: buy it at the counter, keep the postmarked slip, and the letter to London is traceable from the article number until it is signed for.

  4. Keep the records

    The postmarked receipt, the tracking record and your signed copy of the letter are the set that proves the request.

Your letter to Macmillan Cancer Support

What the letter to Macmillan Cancer Support says: one clear cancellation request, no reasons given, your donor or supporter number, the name on the donation and the amount and date of the latest payment quoted, and a request for written confirmation.

Sample cancellation letter

[Your name] [Your street address] [City, State ZIP] [Your email address]

[Date]

Macmillan Cancer Support 89 Albert Embankment SE1 7TP London United Kingdom

To whom it may concern,

I am cancelling my account with Macmillan Cancer Support, account or member number [number], with effect from [date or "immediately"]. Please end every add-on and linked plan on this account at the same time.

Please stop all future charges to my payment method, remove my stored payment details, and send written confirmation of the cancellation and its effective date to [your email address].

Sincerely, [Signature] [Your printed name]

Let Postbye cancel Macmillan Cancer Support for you

We write your letter, mail it by certified mail the next business day, and confirm when the cancellation went through. You keep the signed proof.

Cancel Macmillan Cancer Support