Eliminate fraudulent and invalid data.

Verify and enrich your customer data.

Stop bouncing - start connecting!

Validate addresses, phone numbers and email addresses - with unparalleled precision in 240+ countries world-wide.

Bulk Phone Verifier

With our Bulk Phone Validation service, cleaning a phone list is very easy: just upload your phone list here - the first 100 phone number validations are FREE! You no longer have to check your phone numbers one by one, so if you run a marketing agency, call center or lead generator, our Bulk Phone Verifier tool is exactly what you need to get high quality leads.

Upload Your Phone List

Our Phone Verification Process

Phone List De-Duplication
Line Type Detection (fixed line, mobile, VOIP etc.)
Location Information (region, city) included FREE
Mobile Country Code (MCC) and Mobile Network Code (MNC) included FREE
FCC Telephone Consumer Protection Act (TCPA) compliant
Phone number re-formatting according to national and international standards
Credits do never expire
Awesome Support by Phone, Email & Chat
During the entire validation process, phone numbers are not contacted in any way, nor will any phones connected to a line ring.

Phone number lists can be submitted in plain text (.txt) format, or as comma-separated values (CSV) file. CRM systems, databases and spreadsheet software like Microsoft Excel are capable to export data to CSV.

Do you have an account already?
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Register for Your Free
Phone-Validator Account!

You will automatically receive 100 free phone number checks for your new account.
Your First Name *
Your Last Name *
Your Business Email *

We will send an email to this address with the account details, and this email address will also be used for any future communication, such as status notifications or download links for your validation results.

Please note that we do not accept free email addresses like Gmail or Yahoo for the registration.

Will this account be used to process data of EU citizens? *

Phone List Validation Task Details

Task Name *
Phone List File *

You can upload a text or CSV file (one phone number per line, CSVs with 'Phone' as column header).

Excel files must be exported to CSV first:
Open the file in Excel.
Click Menu | Save As (Other Formats).
Enter a name for the file and choose "Unicode Text (*.txt)".
Click Save.