Setup guide · 3 min read

How to set up TextbackFast with Boost Mobile

Boost does not publish no-answer codes. Use the phone menu or ask Boost to turn it on.

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Plainly: Boost Mobile does not publish no-answer forwarding codes on its support pages. Your phone menu may still offer it, or Boost may need to turn it on.

The numbers behind missed calls

37.8%of inbound calls answered by small businesses
42%of callers leave a voicemail when nobody answers
21%call another business right away

Sources: 411 Locals study; CallRail 2025 survey.

One in five callers who hit voicemail dials your competitor next. A text in seconds keeps them talking to you.Based on the CallRail 2025 survey

Try the phone menu (Android)

  1. Open the Phone app, tap ⋮, then Settings.
  2. Look for Calling accounts › Call forwarding.
  3. If you see When unanswered, enter your TextbackFast number and tap Turn on.

Hear it for yourself

Call our demo line, let it ring, and get a text back in seconds.

Otherwise

Contact Boost Mobile and ask for call forwarding on no answer and busy to your TextbackFast number. Do not use forward-all, or your phone will never ring.

Test it

  1. Call your business number from another phone and let it ring out, or decline the call.
  2. The caller should get your TextbackFast text within seconds.
  3. No text?Turn forwarding off, then set it up again carefully. One wrong digit is the most common problem.

Questions, answered.

Will it work on iPhone?

iPhone has no no-answer menu on most carriers, so ask Boost to turn it on for your line.

Ready to stop losing jobs?

Starter $49, Pro $99, AI $199 a month, plus a one-time carrier registration fee: $35 ($69 for businesses with an EIN). Your 14-day free trial starts once texting is approved.

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