Free public utility · No registration required

Free Bulk Email Permutation Generator

Generate possible professional email addresses for up to 10,000 contacts using company domains.

Free ToolNo Registration RequiredUp to 10,000 ContactsUp to 10 Formats Per Contact

STEP 1

Upload your contact CSV

5 MB max · 10,000 contacts

Use columns for first name, last name, and company domain. You can map the columns manually if your headers differ.

Drop your CSV file here or browse from your device

Download sample CSVSupported format: CSV with first name, last name, and company domain columns.

Your file is processed temporarily, is not added to a contact database, and expired files are cleared automatically.

Upload summary

0 contacts— valid— invalid— duplicates

CSV REVIEW

Map and validate contacts

First name Last name Company domain

Invalid rows and reasons

STEP 2

Choose email formats

Start with a preset or create a custom selection of 1 to 10 formats.

Choose a format set Basic Formats6 formats Standard Formats8 formats Extended Formats10 formats Custom Format SelectionChoose 1 to 10

Choose your patterns

Pick any formats from the 34 available patterns.

10 / 10 Selected

STEP 3

Generate email addresses

Ready to generate?

0 contacts to process × 10 formats = 0 possible email addresses

Maximum: 100,000 possible addresses per workbook.

STEP 4

Generation results

Processing complete.

Selected patterns:

View Excel Preview Download Excel File

Showing 1–20 rows

The inline preview shows up to 20 rows per page. The Excel Preview shows the first 100 rows from each worksheet; the download includes all generated records.

Generated addresses are possibilities only. This tool does not verify mailboxes or confirm that an address exists or is deliverable.