About Us

UnknownCaller is a free, reverse phone lookup service for both mobile and land-line numbers. We created UnknownCaller as tool that serve as a consumer complaints board used to report telemarketers, robocallers, scammers, and debt collectors that violate the law. Our global phone book of numbers is powered by crowdsourcing and online data sources.

Moreover, users are encouraged to tag such calls wether it is safe, annoying, dangerous, scammer, robocallers or debt collectors and comments concerning the nature of the call and a description of the caller. In this way, everyone can benefit from the public collection of notes. What’s more, verified owners are invited to make corrections to any misleading or erroneous information concerning their phone number to ensure the most up-to-date and accurate listings.