Phone Number List Validation & Cleaning

Increase the performance of your marketing campaigns - clean your database from invalid or outdated phone numbers and focus on real people. To ensure full compliance with the FCC Telephone Consumer Protection Act (TCPA), our service also detects the exact line type (landline vs. mobile).

Start Now - Boost the Productivity of Your Sales Team!

Start using our phone number validation services now and improve performance and productivity of your sales people. Phone number lists may 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 a .csv file.

The validation results are available in both formats (.txt and .csv). You may choose to download valid and invalid phone numbers as separate files.

Validate Your Phone Number List

Validating an phone number list is quick & easy. If you already have an account, please login first. Otherwise, you need to enter your name and your email address.

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Your First Name (*)

Your Last Name (*)

Your Work Email Address (*)

An email with a personalized download link for your validation results will be sent to this address. Please enter your work email - we do not accept free email addresses for the trial registration.

Validation Task Information

Task Name (*)

Choose a unique name that allows you to identify this task.

Country (*)

Select a country if the phone numbers in your list are not in international format (no leading +).

Language (*)

Select the language.

Phone Number List File (*)

You can upload a text or CSV file (with one phone number or contact per line, phone number in first column, and comma (',') as column separator, detailed instructions for Excel users), maximum size 250MB (split larger lists into multiple files).