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Messaging & Phone
Signal House
SMS, MMS, and voice APIs with 10DLC support and a HighLevel integration.
Messaging GatewaySMS DeliverabilityTwilio Alternative
- Core offerings
- SMS, MMS, voice, and 10DLC messaging APIs
- Integrations
- GoHighLevel and HubSpot (per its website)
- LevelUp 2026
- Bronze exhibitor
What they do
Signal House is a CPaaS platform that provides reliable SMS, MMS, and group messaging solutions with high deliverability. It integrates directly with GoHighLevel, serving as an alternative messaging gateway that helps agencies reduce communication costs compared to legacy providers like Twilio.
What you get
- 10DLC Local Messaging and registration support
- MMS and Group SMS capabilities
- Messaging APIs and developer tools
- High deliverability messaging gateway
How agencies use it
- 1Integrate alternative SMS routing into GoHighLevel sub-accounts
- 2Send multimedia campaigns using MMS and Group SMS features
- 3Accelerate 10DLC campaign approvals and message delivery
Future-proof your agency
Build your HighLevel stack the right way
Start your extended HighLevel trial through GHL HQ, and join the community where business owners and agencies share the tools, snapshots, and systems that actually work.