Guide
Missed call text back: how it works, the rules, and what to send
Direct answer
Missed call text back sends a text message to someone whose call you didn't answer, so they can tell you what they need by text instead of calling the next business on the list. Your phone system detects the missed call and sends a short message from your business number, usually within a minute. To do it properly in the US, register your number for business texting (A2P 10DLC), keep the first text informational, honor STOP and any other reasonable opt-out, and don't add marketing without consent. As of October 2026, it's built into phone tools like Quo starting at $19 per user a month and offered as an add-on in field service software.
How missed call text back works
- A customer calls your business number and nobody picks up, or the call goes to voicemail.
- Your phone system, field service app, or messaging tool sees the missed call and sends an automatic text from the same number.
- The customer replies with what they need, often faster than they'd leave a voicemail.
- Someone on your team picks up the conversation by text or calls them back.
It only works if the text comes from the number they called. A text from a random number looks like spam, and many customers won't answer it. That's why it's usually a feature of your business phone system rather than a standalone app.
Why it works
Most callers don't leave voicemails, and the ones who don't are often already dialing your competitor. A text gives them a low-effort way to keep the conversation going with you. It also helps your team: a text that says "AC not cooling, 2-story, Lititz, can you come today?" is easier to triage between jobs than a voicemail.
To estimate what missed calls cost your business, try the missed-call cost calculator.
The rules: consent, opt-outs, and 10DLC
This section is general information, not legal advice. If texting is a big part of your marketing, talk to a lawyer who handles TCPA matters.
Consent. The Telephone Consumer Protection Act (TCPA) restricts automated calls and texts. The FCC's consumer guide on unwanted robocalls and texts explains the consent rules: marketing texts need more consent than informational ones. A text that answers the customer's own call ("Sorry we missed you, how can we help?") is informational. A text that pushes a promotion is marketing. Keep your missed-call text informational and you avoid most of the risk.
Opt-outs. These rules are changing (the FCC voted on further opt-out changes on September 30, 2026), so check the current text before you launch. The FCC's 2024 order on consent revocation says customers can revoke consent in any reasonable manner, not only by texting a specific keyword, and that revocation requests must be honored within a reasonable time not to exceed 10 business days. If someone replies "stop texting me" or "don't contact me," treat it as an opt-out.
Carrier rules. The wireless industry's CTIA Messaging Principles and Best Practices say messages should be sent only after the consumer has opted in, that standard STOP wording should be used, and that plain-language opt-outs like "end," "cancel," "unsubscribe," and "quit" should also be honored. Senders confirm an opt-out with one final message and then stop.
A2P 10DLC registration. If you text customers from a regular 10-digit business number through software, US carriers require registration. The Campaign Registry describes 10DLC as a channel where brands and campaign service providers are verified before they're allowed to send messages. Twilio's documentation describes the two steps: register your brand (your business), then register a campaign (what you're texting about). Most phone and texting tools walk you through this, and some charge for it. Textline, for example, lists 10DLC registration at $15 a month. Unregistered business texts can be filtered or blocked by carriers.
Sample missed call texts
Short, clear, from your business name, with no promises you can't keep.
General:
Hi, this is [Your business]. Sorry we missed your call. What can we help with? Reply here or we'll call you back shortly. Reply STOP to opt out.
After hours:
Thanks for calling [Your business]. We're closed for the night. Text us what you need and the address, and we'll reply first thing in the morning. If this is a gas smell or CO alarm, leave the home and call 911. Reply STOP to opt out.
Busy on a job:
Sorry we missed you. Our crew is on a job right now. What's going on and what town are you in? We'll get back to you within the hour. Reply STOP to opt out.
Only promise a response time you'll actually meet. Never quote a price, an arrival window, or a warranty decision in an automatic text. Our missed-call text-back script has the follow-up questions to ask and a list of things not to promise without review.
Tools with missed call text back (as of October 2026)
| Tool | What it is | Published price | Missed call text |
|---|---|---|---|
| Quo (formerly OpenPhone) | Business phone system | $19, $33, or $47 per user a month billed monthly | Auto-replies to missed calls on all plans |
| HighLevel | Marketing and CRM platform | From $97 a month | A settings option |
| Jobber | Field service software | From $29 a month billed annually | AI Receptionist add-on at $29 a month |
| Podium | Messaging and reviews platform | Quote-based | Part of its messaging tools |
Who each fits: if you want instant automatic texts and a shared business number, a phone system like Quo is the simplest buy. If you already run your jobs in Jobber, its add-on keeps everything in one place. HighLevel suits businesses that also want marketing automation and are willing to set it up. For a review and messaging platform, see our Podium pricing breakdown.
How TeamShift handles missed calls
TeamShift takes a different approach. It can answer your business line with an AI voice agent, day, night, and weekends, and it says it's an AI assistant at the start of every call. When a call is missed or comes after hours, the caller gets voicemail and you get a text alert. Callers who call back get the same agent.
TeamShift doesn't send an automatic text to the caller. The Support worker drafts the return text or callback note from what the caller said, and it goes out only after you approve it. That's slower than an instant auto-text, and it's on purpose: the reply can be about the caller's actual problem instead of a generic "sorry we missed you." If you want both, run an auto-text from your phone system and let TeamShift draft the real follow-up for your OK.
Every call has a record in TeamShift with the outcome and notes. The Sales worker drafts follow-ups on the quotes those calls turn into, also for your OK. Billing is by usage at 3x compute cost with a quoted maximum (pricing). More on the phone side in AI voicemail.
FAQ
What is missed call text back?
It's an automatic text sent from your business number to someone whose call you missed, inviting them to reply by text. It keeps the lead talking to you instead of calling a competitor.
Is missed call text back legal?
Generally yes, when the text is informational and responds to the customer's own call. Register your number for A2P 10DLC, honor STOP and any reasonable opt-out, and get proper consent before sending marketing. Ask a lawyer if you're unsure.
Do I need A2P 10DLC registration for missed call texts?
If you send business texts from a standard 10-digit number through software, US carriers require brand and campaign registration. Unregistered traffic can be filtered or blocked.
What should a missed call text say?
Your business name, an apology for missing the call, a question about what they need, when you'll reply, and opt-out wording. Don't quote prices or arrival times automatically.
How much does missed call text back cost?
As of October 2026, Quo includes missed-call auto-replies from $19 per user a month, Jobber's AI Receptionist add-on is $29 a month, and HighLevel starts at $97 a month. Registration fees vary by provider.