Business Phone Systems
Business phone systems for Slack
12 of the 22 business phone systems in this directory name Slack as an integration.
A listing names at most eight integrations, so this is what each tool chose to show rather than everything it connects to. None of them has a free plan.
Listings checked up to Oct 18, 2026 · Where the facts come from
| Tool | Price | Free plan | Runs on |
|---|---|---|---|
| RingCentralCloud phone system with texting, fax, video meetings and team chat | Free trial · from $20/mo | Trial only | Web, macOS, Windows, iOS, Android |
| DialpadAI business phone with live call transcripts and call summaries | Free trial · from $15/mo | Trial only | Web, macOS, Windows, iOS, Android, Browser extension |
| AircallCloud phone system for sales and support teams, with AI voice agents | Free trial · from $30/mo | Trial only | Web, macOS, Windows, iOS, Android, Browser extension |
| QuoBusiness phone app for calls and texts on shared team numbers | Free trial · from $15/mo | Trial only | Web, macOS, Windows, iOS, Android |
| Vonage Business CommunicationsBusiness phone lines with texting, video meetings and team chat | From $19.99/mo | No | Web, macOS, Windows, iOS, Android, Browser extension |
| JustCallCloud phone and SMS system for sales and support teams | Free trial · from $29/mo | Trial only | Web, macOS, Windows, iOS, Android |
| CloudTalkCloud call center phone system with dialers and AI voice agents | Free trial · from $25/mo | Trial only | Web, macOS, Windows, Linux, iOS, Android |
| CallHippoVirtual phone system with regional calling plans and a dialer suite | Free trial · from $19/mo | Trial only | Web, macOS, Windows, iOS, Android, Browser extension |
| KrispCallCloud phone system with bundled minutes and texts per user | From $12/mo | No | Web, iOS, Android, Browser extension |
| 800.comToll-free, vanity and local business numbers with texting and AI | From $19/mo | No | Web, iOS, Android |
| TextlineBusiness texting platform with a shared team inbox | Free trial | Trial only | Web, iOS, Android, Browser extension |
| SalesmsgBusiness texting and calling that logs to your CRM | Free trial · from $21/mo | Trial only | Web, iOS, Android |
Common questions
Which business phone systems work with Slack?
12 of the 22 business phone systems in this directory name Slack as an integration. They are RingCentral, Dialpad, Aircall, Quo, Vonage Business Communications, JustCall, CloudTalk, CallHippo, KrispCall, 800.com, Textline and Salesmsg.
Are these the only business phone systems that work with Slack?
Probably not. A listing names at most eight integrations, so a tool that connects to Slack may still not say so among the eight it chose. 10 of the 22 business phone systems here do not name it; that is a "does not say", not a "cannot". Check the vendor's own integrations page before you rule one out.
When was this checked?
Each listing shows its own date. On this page they run from Oct 17, 2026 to Oct 18, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.
This page is built from the listings. A tool is here because its listing says so, and each listing names the pages it was read from.