How do I check a phone number?
Enter a phone number above and select Check phone number. See its line type, carrier and number origin, including whether it is identified as fake or invalid. This checks the number, not who owns it.
Free Phone Validation
Is it a cell phone, landline, VoIP or fake number? Check line type, carrier and number origin worldwide.
Real customers have real phone numbers
Bad phone numbers waste time and hurt response rates. PhoneValidator.com helps you learn more about your contacts with real-time phone number validation, whether you’re checking one number or a whole list.
Works with All Line Types
Is it a cell phone or landline? Our phone number lookups determine phone line type (mobile, landline, toll-free or VoIP) and identify the carrier and number origin.
- Mobile
- Landline
- VoIP
Learn how to tell if a number is a cell phone or landline. Our phone number lookups also identify toll-free numbers and check for fake or invalid numbers. Learn about Fake Number Check.
Free phone number checker
Can I identify Google Voice or TextNow numbers?
Yes. Our phone number checker can identify Google Voice, TextNow and other VoIP providers. Check Phone Line Type and Phone Company in your results. Learn how to check a VoIP number.
Does phone number validation verify the owner?
A lookup checks number information. It does not prove that the person entering it controls the phone. Understand phone number validation vs. verification.
Where is a phone number from?
Number origin is based on the number’s area code and prefix. It does not show the phone’s current location.
Bulk Phone Number Lookups
Use the same phone checks across a spreadsheet, your application or an existing workflow.
Works with Phone Numbers from All Countries
Over 250 nations and territories. Phone number lookups include all United States, Canadian and Caribbean phone companies, with international coverage worldwide.
Carrier logos identify service coverage. No affiliation or endorsement is implied.
Trusted by brands large and small
Validating phone numbers since 2005.
Have custom imports, workflows or high-volume requirements? Get in touch and we’ll help find an approach that works for you.