Connect with confidence using powerful validation and verification insights.

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Real Contact API

Real Contact API validates the phone number and provides a phone activity score, line type, name match, and a contact grade. Use cases include: Lead Contactability and Reputation Management.

Unlock powerful use cases:

Lead Contactability and Prioritization

Prioritize leads with the best chance of contactability based on if the number is connected or disconnected, reachable or a temporary number, and belongs to the person who they say they are.

Reputation Management

Reach your target audience by managing your business phone reputation and avoiding outgoing calls to disconnected and temporary numbers.


Activity Score

Indicates if a phone is connected or disconnected. 

Name Match

A match or no match indicator whether the name provided on the lead form matches to the input phone number according to our database.

Line Type

Provides seven unique line types including: mobile, fixed and non-fixed VoIP, landline, premium, toll-free and voicemail service.

Contact Grade

A grade determining the quality of the lead and whether it is contactable.

Why Trestle?