
CNAM caller ID, carrier/LRN lookup and spam scoring for North American phone numbers.
VeriRoute Intel API is a free Phone API that requires apiKey authentication, is served over HTTPS and has unconfirmed CORS support.
Real-time phone number intelligence API: LRN lookup, CNAM lookup, carrier identification, messaging provider detection, and spam scoring. Sub-200ms. Try free.
Details from verirouteintel.com.

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AI agent places phone calls to US businesses and returns the outcome, transcript and recording
The VeriRoute Intel API is provided by VeriRouteIntel (verirouteintel.com). Real-time phone number intelligence API: LRN lookup, CNAM lookup, carrier identification, messaging provider detection, and spam scoring. Sub-200ms. Try free.
Yes. The VeriRoute Intel API is listed in the Phone category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.
Yes. The VeriRoute Intel API uses apiKey authentication, so you need to register for credentials before making requests.
CORS support for the VeriRoute Intel API is unknown. Test a request from the browser, and fall back to a server-side call if it is blocked.
Yes. The VeriRoute Intel API is served over HTTPS, so it's safe to use in production.