About Us

Since its founding in 2005, One Call Now has grown to be America’s largest group messaging provider. The company’s solutions equip organizations with fast, reliable tools for sending alerts to many contacts at once across multiple devices, including text message, phone call, and email.

One Call Now is a product division of OnSolve, a mass notification company that includes four of the industry’s most relied upon products, CodeRED, Send Word Now, MIR3, and One Call Now.   Learn more about OnSolve by visiting OnSolve.com.

One Call Now’s headquarters are in Dayton, Ohio.

OnSolve Brands: CodeRED, Send Word Now, MIR3, One Call Now


Who We Serve

All types of organizations, including businesses, schools, and non-profits depend on the One Call Now application to:

  • Send emergency and other time-sensitive critical alerts
    • Distribute employee, member, and resident annoucements
    • Promote events and gather rsvp’s
  • Announce cancellations
  • Recruit staff and volunteers for shifts
  • Send appointment confirmations and reminders
  • Alert contacts of schedule, route or service changes
  • Conduct surveys
  • Collect customer feedback
  • Send renewal notices
  • Issue payment and past-due bill reminders
  • Distribute promotional offers to customers
  • Comply with quality, safety, and operational standards

How can you improve communication?