Free Tool

Bulk Number Formatter

Clean, format, and deduplicate your phone number lists in seconds.

Output Format

Example: +15551234567

Remove Duplicates

Input Numbers

Separate numbers by new lines, commas, or tabs

Formatted Output

How to Use

Copy numbers from any source — spreadsheets, CRMs, text files. Any format works.

Select the output format you need. Toggle duplicate removal on or off.

Copy the formatted numbers to clipboard or download as a text file.