Free phone tools.
Built for real answers.
Eight free tools that verify, validate, generate, and decode phone numbers and IPs. No signup. No limits. Instant results in any browser.
Eight tools we kept needing. All in one place.
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.
Pick the tool that matches your question.
Number Checker
Verify phone number validityConfirms validity, country, carrier, and line type for any number across 240+ countries.
Open toolNumber Generator
Random test numbersProduce realistic, valid-format phone numbers for QA, mockups, and demos in multiple countries.
Open toolCarrier Lookup
Identify the networkSee which carrier operates a number — useful for routing, fraud screening, or VoIP detection.
Open toolWhat is My IP
Show my public IPInstantly displays your IPv4, IPv6, ISP, approximate location, and connection type.
Open toolNumber Validator
Check format & regionValidates number format against ITU plans and reformats into clean E.164 standard.
Open toolReverse Phone Lookup
Find caller detailsPulls available public data — line type, carrier, region, and known reputation flags.
Open toolUK Area Code Lookup
Find UK region by codeType a UK STD code (or town) to see the city, county, and region it maps to.
Open toolArea Code Lookup
Find location by area codeLook up any US or Canadian area code to find the city, state, time zone, and region it belongs to.
Open toolDifferent jobs. Same tools.
Sales teams
clean dialer lists with the Number Checker before launching outbound campaigns.
Developers
use the Number Generator to seed test databases without hitting real users.
Compliance teams
run Carrier Lookup to spot VoIP risk and meet TCPA / GDPR requirements.
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 figure out where it came from.
Our privacy rule
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/.
Beyond the tools — looking for a real working number?
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 NumberFrequently asked.
Pick up where you
left off.
One tap to install. One more to call. It really is that simple.
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