Twilio

Programmable messaging and voice. Every OTP you send transits a US provider.

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  Twilio ↗

  SMS and voice APIs, routed through California.

  🇺🇸 United States ·outside Europe

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  Sinch ↗

  Stockholm-listed global messaging, voice and email APIs.

  🇸🇪 Sweden · EU member state

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  Bird (MessageBird) ↗

  Amsterdam-built omnichannel messaging platform.

  🇳🇱 Netherlands · EU member state

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  Infobip ↗

  Croatian global communications platform with direct carrier links.

  🇭🇷 Croatia · EU member state

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