Verify every address, email, and phone — before bad data costs you.
DQVerify is an address, email, and phone verification platform. Check records by API or CSV upload — free to start, results in minutes.
Install DQVerify from the marketplace you already use.
Bad data is a revenue problem.
A wrong unit number becomes a reship. A mistyped email never gets the order confirmation. A dead phone number misses the delivery text. None of it shows up as an IT ticket. It shows up as cost.
DQVerify checks the address, email, and phone while the customer is still on the page, so the bad record never makes it into your systems.
Work out what it costs you- Failed delivery, reshipped
- $17.20
- US delivery failures caused by a bad address
- 22%
- Mobile numbers that go stale in a year
- 30%
Messy records in. Clean records out.
Move the lens over the table to see what DQVerify does to each field. Sample records, not customer data.
No new workflows. No new tools.
Upload a CSV, call the API, or connect your CRM. Same validation engine, same results.
Upload a file. Get clean data back.
Upload any spreadsheet with addresses, emails, or phones. DQVerify processes every row and returns an enriched file with validation status — no code required.
One API key. Three validations.
Dedicated endpoints for address, email, and phone — one key, one credit balance. Sub-150ms responses. SDKs for Node.js, Python, PHP, and Go.
curl -X POST https://api.dqverify.com/api/external/validate/email \
-H "Authorization: Bearer YOUR_KEY" \
-H "Content-Type: application/json" \
-d '{"email":"john@company.com"}'
# Same key for /address and /phonePlug into your CRM.
Connect DQVerify directly to Salesforce or Shopify. Records validate on create — no exports, no imports, no manual steps.
A 100K-record database typically holds ~22K invalid contacts.
At $0.30 CPM that's $6,600 in wasted sends per campaign — before you account for failed deliveries or unreachable phone numbers.
Calculate what bad data is costing youAddress, email, and phone validation for every industry.
Bad data looks different depending on your industry. The fix is the same.
Catch the typo before checkout.
Fix the address before the truck leaves.
Keep every guest reachable after checkout.
One API key for address, email, and phone.
What customers say.
Teams using DQE's validation technology, which DQVerify is built on, in their own words.
"Since we started using DQE, we have reached a 98% deliverability rate, far exceeding industry standards."
"Our email campaigns have improved in terms of deliverability, with a rate of 99%, as well as a better open rate."
"The quality of the contact data has improved the conversion rate of credit applications by 2% — and our email open rates jumped by nearly 20% over 12 months."
Based on 39 verified reviews
Pay for what you verify.
No subscription and no monthly minimum. Each check uses one credit, so an address, email, and phone for one customer is three credits.
See every volume tier- First
Try it free
100 credits · 14 days
Sign up with a business email. No credit card. Run real records by API or CSV upload.
- Then
Buy a credit pack
From $700 for 20,000 credits
One-time purchase, valid for 12 months. Buy more when you run low. Nothing renews automatically.
Compare credit packs
Questions before you sign up
The short answers to what buyers ask us first. Pricing, data handling and integrations are covered in more depth on their own pages.
More answers in the full FAQ, or email sales@dqverify.com.
See what bad data
has been costing you.
Drop in your data, get results in minutes. No sales call, no contract, no setup headaches.
100 free credits · 14 days · no card required