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Cancel your Bonline subscription by mail

Bonline accepts written cancellation requests by post, which makes certified mail the strongest proof that you asked. Our database has Bonline's mailing address in London, United Kingdom.

Let Postbye cancel Bonline 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.

Money-back guarantee within 10 business days.

Postbye is not affiliated with Bonline.

  • 4.8 from 2,931 reviews
  • 2 Bonline cancellations handled this month
  • Certified mail with tracking
  • Mailed every business day
  • Delivery proof sent to you
  • We confirm your cancellation

How to cancel Bonline by mail

  1. Start with your account details

    Put the name and email on the account and, if you have one, an account or customer number in front of you before you write: the request to Bonline is only as good as the details it quotes.

  2. Draft the request

    Ask Bonline to cancel the account, stop all further charges and confirm in writing. Postbye prepares the letter from our English template, with the subject line “Subject: Cancellation Request – [your name]”.

  3. Post the letter

    Take the letter to the post office and ask for certified delivery to SW1W 0AU London. Keep the tracking number it gives you.

  4. Save the tracking record

    Delivery confirmation is your evidence that Bonline was asked. Watch the next statement or two for any further Bonline charge.

With Postbye, steps 2 to 4 take about two minutes of your time.

Where your Bonline cancellation letter goes

Bonline52 Grosvenor GardensSW1W 0AU LondonUnited Kingdom

Bonline takes its post at 52 Grosvenor Gardens, SW1W 0AU London, United Kingdom, which is where a cancellation letter belongs.

Copy the postal code SW1W 0AU exactly: it is what routes the letter to London, United Kingdom.

Inside, the salutation reads “To Whom It May Concern,”, followed by your details under Account holder, Billing address on file and Email on file.

Prefer to write it yourself? Use our letter template

Every address we hold for Bonline, with the envelope wording

Before you cancel Bonline, check these

  • Use the same name and email as on the account. A mismatch can delay the request.
  • Check your next statement: no charge should appear after the cancellation date.
  • Look for annual or multi-month plans. A plan paid in advance usually runs to the end of the period you paid for.

Several states set rules for subscriptions that renew on their own. See what yours requires in automatic renewal laws by state.

Let Postbye cancel Bonline 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 Bonline

How cancelling by mail works

Subscriptions renew automatically, and a written request is the clearest record that you asked to stop it before the next billing date.

A mailed letter is slower than a phone call but it is the version that proves what you asked for and when.

Bonline cancellation at a glance

How Bonline accepts cancellations
By mailed letter
Mailing address on file
Bonline 52 Grosvenor Gardens SW1W 0AU London United Kingdom
Country
United Kingdom
Letter language
English (template en-generic)
Added to the database
May 7, 2026
Data last checked

Bonline cancellation questions

Where do I send my Bonline cancellation letter?

Address the letter to Bonline, 52 Grosvenor Gardens, SW1W 0AU London, United Kingdom.

What do I need to cancel Bonline?

Have the name and email on the account and, if you have one, an account or customer number to hand. The details in the letter need to match what Bonline has on file.

Will Bonline confirm my cancellation?

The letter asks Bonline to end the account, stop further charges and confirm in writing, but a reply is not guaranteed. What you can rely on is the delivery receipt: it shows the date Bonline received the request. If a charge posts after that date, quote the receipt with your copy of the letter.