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Cancel your Efax subscription by mail

Efax deals with cancellations through the post, so the request goes in a letter and the certified-mail receipt is your proof of when. Our database has Efax's mailing address in Los Angeles, United States.

Let Postbye cancel Efax 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 Efax.

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

How to cancel Efax 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 Efax is only as good as the details it quotes.

  2. Write the cancellation request

    Ask Efax 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: Subscription termination – Efax”.

  3. Send the letter by certified mail

    Mail the letter by certified mail to the Los Angeles address in the next section, and keep the tracking number.

  4. Hold on to the receipt

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

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

Where your Efax cancellation letter goes

Efax700 S Flower StFl 15Los Angeles, CA 90017

The mailing address we hold for Efax is 700 S Flower St, Fl 15, Los Angeles, CA 90017.

ZIP code 90017 is in California, so the letter stays inside the United States postal system.

The letter is addressed “To Whom It May Concern,” and its details block uses the labels Name, Address and E-mail.

Prefer to write it yourself? Use our letter template

Every address we hold for Efax, with the envelope wording

Before you cancel Efax, check these

  • Write well before the next billing date. A request that arrives after it can leave one more charge on your statement.
  • If an app store or phone carrier bills you, the company cannot cancel it. Cancel with that partner as well.
  • Cancelling usually ends access at the end of the period you paid for, so you keep what you paid for until then.

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

Let Postbye cancel Efax 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 Efax

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.

If a charge shows up after you cancelled, the letter and its receipt are what you put in front of the company or your bank.

Efax cancellation at a glance

How Efax accepts cancellations
By mailed letter
Mailing address on file
Efax 700 S Flower St Fl 15 Los Angeles, CA 90017
Country
United States
Letter language
English (template en)
Added to the database
April 30, 2026
Data last checked

Efax cancellation questions

Where do I send my Efax cancellation letter?

Address the letter to Efax, 700 S Flower St, Fl 15, Los Angeles, CA 90017.

How long does a cancellation letter to Efax take?

Efax's address is in California. USPS states that First-Class Mail is delivered in 1 to 5 days. The delivery receipt records the day your letter actually arrived, and that is the date to quote. USPS: First-Class Mail

What do I need to cancel Efax?

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 Efax has on file.

Will Efax confirm my cancellation?

The letter asks Efax 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 Efax received the request. If a charge posts after that date, quote the receipt with your copy of the letter.