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Where to send your Instant Cart cancellation letter

Read the addresses on this page next to the full guide to cancelling Instant Cart.

The addresses we hold

Every address our database holds for Instant Cart, with the San Francisco one a cancellation letter goes to first and the envelope wording that matches it.

Where the letter goesMailing address

Instant Cart50 Beale StreetSuite 600San Francisco, CA 94105

Instant Cart takes its post at this California address (ZIP 94105).

How to address the envelope

  1. Use the address letter for letter

    One address block, copied whole: 50 Beale Street, Suite 600, San Francisco, CA 94105. If any line differs from the card above, start the envelope again.

  2. Add your return address

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

  3. Send it certified

    Certified mail is bought at the post office: hand the letter to a postal employee, keep the postmarked receipt, and follow the article number until the delivery shows.

  4. Keep the proof together

    Hold on to the letter copy, the receipt and the tracking page.

The letter to send

The letter below asks Instant Cart to end the account, stop further charges and confirm in writing. Put the name and email on the account and, if you have one, an account or customer number in the bracketed places.

Sample cancellation letter

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

[Date]

Instant Cart 50 Beale Street Suite 600 San Francisco, CA 94105

To whom it may concern,

I am cancelling my account with Instant Cart, 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 Instant Cart 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 Instant Cart