Calling & SMS for
Microsoft Teams

Add unlimited SMS, MMS, RCS, WhatsApp, and eFax to your Teams numbers. Replace expensive Microsoft Calling Plans with Operator Connect. Deploy AI voice and messaging agents, all inside Microsoft Teams.

Trusted by companies

  • 2nd Address
  • FranklinStreet
  • Google
  • Hudson PRO
  • Make a Wish
  • Visasq Coleman
  • Choreo
  • Girl Scouts
  • SHI
  • Braille Institute
  • The Little GYM
  • OPTIMUM
  • AIDS HEALTHCARE FOUNDATION

Trust & compliance

Recognized. Trusted. Branded.

There’s a right way to engage your customers - and it starts with trust.

  • Branded Messaging

    Branded Messaging

    With RCS your business logo, colors, and name establish authenticity and prevent fraud impersonation, ensuring members recognize legitimate communications.

  • Branded Calling

    Branded Calling

    Display your business name and logo on member phones to reduce call screening, build trust and meet financial industry standards.

  • Verified

    Verified

    Your brand is verified and registered with phone carriers and regulatory bodies, so your customers always know it’s truly you reaching out.

RCS Incoming call
Microsoft Certified

SMS for Microsoft Teams

Enable SMS, WhatsApp, RCS, or eFax directly inside Microsoft Teams. One place for every conversation, with shared inboxes and compliance-ready messaging.

  • How J.B. Hunt streamlines driver communications for 22,000+ drivers

    • 2.9M+

      Messages exchanged

    • 1,000+

      Active users

    “Clerk Chat delivered what native Teams SMS could not -- unlimited phone numbers, shared inboxes, multi-brand campaign support, and AI-powered automation, all deployed in days through the Microsoft Teams Admin Center.”

    J.B. Hunt Transport Services

    Read case study
  • How the YMCA of Northern Utah makes family communication easy and accessible

    • 20K–30K

      Messages sent monthly

    • 40K+

      Messages during peak programs

    • 50+

      Staff members connected through Clerk Chat

    “Clerk Chat has been an absolute game-changer for our communication through incredible functionality with a wide range of features that have streamlined our workflows. On top of that, their support team is top-notch—responsive, knowledgeable, and always ready to assist which makes us confident in continuing to use Clerk Chat.”

    Read case study
  • Choreo’s approach to keeping client communication compliant with Clerk Chat

      “We’re messaging more efficiently, but more importantly, we’re sending those messages with confidence, because we know we can stand behind every communication from a compliance standpoint.”

      Read case study
      • Software

      How Clerk Chat’s own AI agent deflected 93% of support

      • 93%

        Deflection Rate

      • +50%

        Faster Resolution

      “Our goal has always been to build something we'd be proud to use ourselves. If our AI couldn't deliver for our team, we'd never expect it to deliver for yours. That's the bar.”

      Alexander Haque Co-Founder at Clerk Chat

      Read case study
    • How Audiology Island stays connected with patients

      • +20%

        Staff efficiency

      • 15K+

        Total messages sent

      • +30%

        Increase in appointments

      “Our patients and families are busy. Being able to communicate with everyone through text messaging has been critical.It allows us to be more responsive to patient needs and provide a higher level of personalized care.”

      Stella Fulman Co-Founder at Audiology Island

      Read case study
    • Integrations

      Clerks integrate with your favorite platforms and channels

      Trusted connections for scalable communication.

      See all integrations ➜
      • Webex

        Webex

        A comprehensive collaboration suite with calling, meetings, messaging, webinars, event management, polling, and more.

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      • Microsoft Teams

        Microsoft Teams

        Integrate with the leading CRM natively built for Microsoft Teams. Send messages to lists and groups to drive revenue.

        Read more
      • Microsoft Dynamics

        Microsoft Dynamics

        Turn Microsoft Dynamics into your command center for customer conversations. Text, call, and log everything.

        Read more
      • SMS

        SMS

        Reach customers on the most supported channel.

      • RCS

        RCS

        Upgrade traditional SMS and bring your messages to life.

      • WhatsApp

        WhatsApp

        Let customers reach your business directly.

      • Voice

        Voice

        AI agents for inbound and outbound calls.

      Photo Photo Photo

      Ask our team

      Security & Compliance you can trust

      Protect your business communications with Clerk Chat’s secure, compliant platform. We make it simple to stay on top of industry standards without sacrificing ease of use.

      Learn more
      • Data Privacy Guaranteed

        Data Privacy Guaranteed

        Worried about data security and privacy when it comes to AI? We have you covered. Your data is never trained on or shared.

      • HIPAA Compliant

        HIPAA Compliant

        Every message, call, and AI interaction meets the highest standards for patient privacy and data security.

      • SOC2 Type II Certified

        SOC2 Type II Certified

        Benefit from opt-in/opt-out functionality, and seamless integration with SOC 2 Type II-certified protocols for reliable security across every interaction.