Eight free tools that verify, validate, generate, and decode phone numbers and IPs. No signup. No limits. Instant results in any browser.
Most tools online for this stuff are slow, ad-stuffed, or hide their real features behind a paywall. So we built our own — clean, fast, free. No signup. No download. No catch.
Checks that a number fits its country's format and shows its country and region, for 19 countries.
Open toolGenerates fictional numbers from officially reserved ranges (US, Canada, UK, Germany, Australia) for QA, mockups, and demos.
Open toolShows a number's country, region and format. It cannot identify the carrier, because numbers can be ported.
Open toolInstantly displays your IPv4, IPv6, ISP, approximate location, and connection type.
Open toolChecks the digit count for 19 countries and reformats the number into clean E.164.
Open toolShows a number's country, region (US and Canada) and international format. It does not identify owners or check spam.
Open toolType one of about 20 major UK STD codes (or a town) to see the city, county, and region it maps to.
Open toolLook up a US or Canadian area code to find its main city, state or province, and time zone.
Open toolSales teams
catch mistyped numbers with the Number Checker before loading a dialer list.
Developers
use the Number Generator to seed test databases without hitting real users.
Data teams
standardise numbers into E.164 with the Number Validator.
Remote workers
check What is My IP to confirm their VPN is masking correctly.
Anyone with a missed call
uses Reverse Lookup or Area Code Lookup to see which country or region a number is from.
We don't store the numbers, IPs, or queries you enter. Lookups are processed and discarded. No account links, no logged history, no resale of data. Read the full policy at CallMama.com/privacy-policy/.
If you're testing a tool because you actually need a working phone number — not a fake one — that's what CallMama's app is for. Get a real, working virtual number in 60+ countries, calls and SMS included, activated in minutes.
Get a Virtual Phone NumberOne tap to install. One more to call. It really is that simple.