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Twilio Lookup API

The Twilio Lookup API allows developers to query information about phone numbers to enable trusted interactions with users. It provides phone number validation, formatting, line type intelligence, carrier information, SIM swap detection, caller name lookup, identity matching, and SMS pumping risk assessment. The API helps businesses verify users, prevent fraud, improve message deliverability, and ensure compliance with regulations like TCPA.

Documentation

Specifications

Other Resources

OpenAPI

twilio-lookup-openapi.yml Raw ↑