GoHighLevel SMS Marketing: Convert Leads Into Clients

GoHighLevel SMS Marketing lets service businesses send automated text messages — campaigns, follow-ups, and reminders — directly from the CRM, without needing any third-party tools. With open rates exceeding 95% (compared to roughly 20% for email), SMS is one of the highest-ROI channels available to small businesses today, and GoHighLevel puts that power in your hands in just a few clicks.

Key Takeaways

• SMS has an open rate of up to 98% — far higher than email or social media.
• GoHighLevel lets you build SMS campaigns, follow-up automations, and auto-replies all from a single dashboard.
• You need a verified local number with A2P 10DLC registration to send SMS at scale in the US — without it, your messages will get filtered as spam.
• You can combine SMS with email, WhatsApp, and voice calls inside the same workflow, creating powerful multi-channel sequences.
• Vida Digital Solutions has set up this exact system for dozens of small businesses and can build it out for you.

Why SMS Is Still the Most Effective Channel for Service Businesses

SMS — Short Message Service — is plain text messaging. It may be an older technology, but that's precisely why it works so well: every cell phone receives SMS without requiring an app, a Wi-Fi connection, or an account on any platform.

For service businesses — cleaning companies, law firms, medical clinics, consultants — SMS solves three critical problems:

1. Speed of response: Industry studies show that 78% of customers go with the first business that responds. SMS arrives in seconds.
2. Appointment confirmation: Automated text reminders reduce last-minute cancellations by up to 30%.
3. Lead follow-up: Leads who ignore emails will often respond to a simple, direct text message.

Inside GoHighLevel, SMS isn't a separate module — it's part of the same dashboard where you manage contacts, pipelines, emails, and automations. That means every message sent is logged in the client's history, and you can build rules that automatically combine SMS with other channels.

If you haven't set up automations in GoHighLevel yet, we recommend checking out the GoHighLevel Workflow Builder first — it's the foundation for everything covered here.

Step 1 — Set Up Your Phone Number and A2P 10DLC Registration

Before sending any messages, you need an active phone number in GoHighLevel and an approved A2P 10DLC registration. Here's what that means:

A2P 10DLC is the US regulatory framework that requires businesses to register their brand and campaigns before sending SMS at volume. Without this registration, carriers will filter or block your messages.

How to do it:

1. Open your GoHighLevel dashboard and click Settings (the gear icon in the left sidebar).
2. Go to Phone Numbers → Add Number.
3. Choose a local number with the area code for your city or region (e.g., 305 for Miami, FL; 312 for Chicago, IL).
4. After adding the number, go to Settings → Compliance → A2P Registration.
5. You'll see a form with fields for: legal business name, EIN (tax ID number), website, campaign type, and sample messages you plan to send.
6. Fill out all fields carefully — approval takes between 1 and 5 business days.

What you'll see on screen: A white-background form divided into sections — Brand Registration and Campaign Registration. Each field has a question-mark tooltip with guidance. At the top, a progress bar shows the steps: Brand → Campaign → Review.

⚠️ Vida Digital Solutions tip: Many clients come to us after their messages were blocked because they skipped this step. Don't put it off — complete your A2P registration before launching any campaign.

Step 2 — Create Your First SMS Campaign (Broadcast)

An SMS campaign (called a Broadcast in GoHighLevel) is a bulk send to a segmented list of contacts. It's ideal for promotions, seasonal reminders, or re-engaging inactive clients.

Step by step:

1. In the left sidebar, click Marketing → Email & SMS Campaigns → + New Campaign.
2. Select the type: SMS.
3. Give the campaign an internal name (e.g., "Inactive Client Reactivation — October 2026").
4. Under From, select your verified phone number.
5. Write your message in the text field. Limit: 160 characters per segment (standard SMS). The system automatically counts remaining characters.
6. Use dynamic variables by clicking Custom Values: {{contact.first_name}} automatically inserts the contact's first name.
7. Under Schedule, choose between sending immediately or scheduling a specific date and time (we recommend business hours: 9 AM–6 PM in the contact's local time zone).
8. Under Send To, select your contact list or filter by tag (e.g., "inactive for 60 days").
9. Click Send Test to receive a test message on your own phone before confirming.
10. Click Launch Campaign.

What you'll see on screen: An editor with two panels — settings on the left (name, phone number, schedule) and a message preview on the right inside a mock phone screen. Below the text field, a character counter shows "143/160 characters" in green, turning red when you go over the limit.

SMS Copywriting Best Practices

• Always identify yourself: "Hi {{contact.first_name}}, this is [Business Name]…"
• One action per message: Ask for only one thing — confirm, click, or reply.
• Trackable link: Use GoHighLevel's built-in link shortener to measure clicks.
• Opt-out is required: End with "Reply STOP to unsubscribe" — this is a legal requirement in the US.

Step 3 — Set Up SMS Automations in the Workflow Builder

While campaigns are one-time sends, SMS automations (inside Workflows) are triggered automatically by lead actions — filling out a form, not responding within 24 hours, booking an appointment, and so on.

How to create an SMS follow-up automation:

1. Go to Automation → Workflows → + Create Workflow.
2. Choose Start from Scratch or use a pre-built template (GoHighLevel includes templates like "Lead Follow-Up" and "Appointment Reminder").
3. Click Add Trigger and select your trigger. Common examples:
   • Form Submitted — when a lead fills out a form on your website
   • Tag Added — when a specific tag is added to a contact
   • Appointment Booked — when an appointment is scheduled
4. Click + to add the first action and select Send SMS.
5. Write your message in the text field. You can use the same dynamic variables as in campaigns.
6. To build a sequence, add a Wait element (e.g., wait 24 hours) followed by a new Send SMS action with a different message.
7. Add If/Else branches to create logic: if the contact replied, follow one path; if they didn't, follow another.
8. Activate the workflow by clicking Publish in the top right corner.

What you'll see on screen: A white canvas with colored blocks connected by arrows. The trigger block is dark blue. SMS action blocks appear in green. Wait blocks appear in gray. Clicking any block opens a right-side panel where you can edit the details.

To learn how to combine SMS with email in multi-channel sequences, check out our guide on Email Marketing Automation.

Step 4 — Set Up Keyword-Based Auto-Replies

One of the most underused — yet incredibly powerful — features is keyword-based auto-reply. You define specific words that, when a contact texts them back, automatically trigger an action in GoHighLevel.

Practical use cases:

How to set it up:

1. In Automation → Workflows, create a new workflow.
2. Select the trigger Inbound SMS.
3. Click Filters and add the condition: Message Body Contains → type your keyword (e.g., "YES").
4. Add the corresponding action: Send SMS, Add Tag, Update Pipeline Stage, etc.
5. Save and publish.

Step 5 — Track Results and Optimize

Setting up campaigns and automations means nothing without monitoring the numbers. GoHighLevel includes a native SMS metrics dashboard:

Where to find it:

• Go to Marketing → Email & SMS Campaigns.
• Click on the campaign you sent.
• The Reporting tab shows: messages delivered, delivery rate, replies received, and link clicks.

Key metrics to track:

If your delivery rate is low, review your A2P registration. If your opt-out rate is high, revisit the frequency and relevance of your messages.

For a complete picture of how SMS fits into a broader sales automation strategy, see our guide on GoHighLevel Sales Automation.

Frequently Asked Questions

Q: Do I have to pay extra to use SMS in GoHighLevel? A: GoHighLevel charges based on message volume using a credit system called LC Phone. The cost per SMS in the US is approximately $0.0079 per segment (160 characters). High-volume plans may qualify for lower rates. A2P 10DLC registration has a one-time fee of $4.41 for brand registration and $10.00 per registered campaign.

Q: What happens if I send SMS without A2P registration? A: Your messages will likely be filtered by carriers (AT&T, Verizon, T-Mobile) before they ever reach the recipient. You also risk having your number permanently suspended. Since 2023, A2P 10DLC registration has been mandatory for volume SMS sending in the US — it is not optional.

Q: Can I use GoHighLevel SMS for WhatsApp too? A: Not directly — SMS and WhatsApp are separate channels. GoHighLevel has a dedicated WhatsApp integration (via the official Meta API) that enables similar automations but requires its own setup. You can use both channels inside the same workflow, routing some contacts via SMS and others via WhatsApp based on their preferences.

Q: How do I build a contact list for SMS? A: The most effective approach is capturing phone numbers through forms on your website or sales funnel, with a clear opt-in checkbox ("I agree to receive text messages"). You can also import existing client lists via CSV in GoHighLevel, as long as those contacts have already given prior consent. Never purchase SMS lists — beyond being ineffective, it's illegal under the TCPA in the US.

Q: What's the best time to send SMS messages to clients? A: Local business hours — between 9 AM and 6 PM — typically yield the best response rates. Avoid sending before 8 AM or after 8 PM; besides annoying your contacts, it may violate state-level regulations. GoHighLevel lets you schedule sends that respect each individual contact's time zone automatically.

Conclusion

When you set up GoHighLevel SMS Marketing correctly — with a verified number, A2P registration, well-segmented campaigns, and follow-up workflows — you transform one of the world's simplest communication channels into an automated conversion engine. The combination of sky-high open rates, near-instant responses, and native CRM integration makes SMS one of the smartest investments a service business can make in 2026.

Ready to implement this in your business? Talk to Vida Digital Solutions on WhatsApp