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ListClean · Google Sheets Guide

Verify Individual Emails and Annotate Each Row in a Google Sheet With Listclean

2026-05-14
5 min read

The Scenario

A recruiter handed off a spreadsheet of 80 candidate email addresses collected from LinkedIn over the past three weeks. They're about to send interview invitations. But the addresses were typed by hand from profile pages, some candidates used personal email domains, and a few are almost certainly defunct. Sending 80 cold emails to an unverified list with your company domain on the "from" line is not a move anyone wants to explain to the deliverability team afterward.

The bad version:

  • Copy each email from the sheet into the Listclean single-email verify interface, one at a time, reading the result and switching back to the sheet to type it in.
  • Twelve emails in, you lose your place and have to re-verify one you already checked.
  • At address 47, a candidate has two emails in the same row — now you're not sure which column you were writing statuses into.

Eighty manual verifications at two minutes apiece is nearly three hours. That's before you've written a single invitation.

The Easy Way: One Prompt in SheetXAI

SheetXAI is an AI agent inside your Google Sheet that reads your contacts and calls Listclean's single-email verify endpoint for each one. You describe what you want in the columns and it does the looping.

For each email in column A (80 rows), call Listclean single-email verify and write the deliverability result and any remarks into columns B and C.

SheetXAI iterates through every address in the range, calls the Listclean verify API for each one, and writes the status in column B and the remarks field — things like "disposable domain" or "mailbox full" — in column C.

What You Get

  • Column B: deliverability status per email — values like "deliverable," "undeliverable," "risky," or "unknown."
  • Column C: any remarks Listclean returns — disposable domain flags, catch-all indicators, syntax errors, or blank when the address is clean.
  • Row-level alignment guaranteed — each status and remark lands on the same row as the email, not shifted by a sort.
  • A count of safe-to-send addresses if you include that in the prompt.

What If the Data Is Not Quite Ready

Highlight rows where the result is risky or undeliverable

Verify each email in column A with Listclean, write the status in column B, then highlight rows where the status is undeliverable or risky in red and put a count of safe-to-send emails in cell E1.

Some rows have two email addresses in the same cell, separated by a slash

Before verifying, split any cells in column A that contain two emails separated by "/" into separate rows, then verify each one with Listclean and write the status in column B.

The recruiter wants to see only the rows worth sending to, in a new tab

Verify all emails in column A with Listclean, write statuses in column B, then copy all rows where status is deliverable into a new sheet called 'Clear to Send.'

Verify, flag, count, and archive in one pass

Verify every email in column A with Listclean, write status and remarks in columns B and C, highlight any undeliverable or risky rows in orange, and paste a summary — total verified, deliverable count, undeliverable count — into cells F1:H1.

The pattern: verification, annotation, and segmentation in a single prompt — you don't run three separate steps to get to the same output.

Try It

Get the 7-day free trial of SheetXAI and open any Google Sheet with a candidate or contact list, then ask it to run Listclean single-email verification and annotate each row with status and remarks. For related tasks, see bulk verifying a larger list or pulling your full verification log for compliance, or return to the Listclean integration overview.

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