MailMaid ListCare™

Give your list a clean start.

Map a column, review issues and export the segment you need. Local analysis stays on this device.

Start with your list

CSV, TXT or XLSX · 2 MB · up to 10,000 data rows

XLSX reads the first worksheet’s stored values; formulas are not recalculated.

Or paste addresses or CSV

Your file stays in this browser’s memory. This tool performs local checks only.