Does Attendly use Twilio?
Yes
We hold strong evidence for this.
- The company names it in its own subprocessor list, a statement that this vendor handles its customers' data.
How we know
About Attendly
Attendly is a software platform for California school districts, charter schools, and county offices of education. It handles registration, attendance, meals, and reporting for expanded learning teams running before school, after school, and Attendance Recovery programs.
Summarized from its homepage on 6 Nov 2026.
What else Attendly uses
Attendly has evidence for 10 vendors. The strongest:
Cloudflare
Vercel
Google Cloud
Sentry
Stripe
Crunchy Data
SendGrid
Google Tag Manager
Google Workspace
Other companies using Twilio
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- Every company and vendor, with its public source
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- Work email only. No card, no sales call