Free phone number tools
Validate, format and analyse phone numbers from any country. All tools are free, need no account and run in your browser.
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Phone carrier lookup
Which network issued this number?
Free tool · 245 countries
Phone number validator
Is this number valid? Mobile or landline?
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Phone number formatter
Turn messy numbers into clean E.164.
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VoIP number checker
VoIP, mobile or landline?
Reference
Phone number API
Validate numbers like this in your app
numlookupapi checks any phone number worldwide in one request and returns validity, line type, carrier, location and every standard format as JSON.
Read the documentation100 free requests every month. No credit card required.
GET https://api.numlookupapi.com/v1/validate/+12069220880
{
"valid": true,
"number": "12069220880",
"local_format": "2069220880",
"international_format": "+12069220880",
"country_prefix": "+1",
"country_code": "US",
"country_name": "United States of America",
"location": "Seattle",
"line_type": "landline",
"e164_format": "+12069220880",
"national_format": "(206) 922-0880"
}