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Verification & data quality

How much does it cost to verify a B2B or B2C lead?

Verifying a B2B or B2C lead (email and phone, one by one) is a real per-record check, not a syntax pass, and not every attempt turns up a valid, reachable contact. The gap between what an attempt costs and what a delivered, usable lead actually costs is the part of the story almost nobody tells.

9 min read · Updated September 2026

Verifying a B2B or B2C lead (email and phone, one by one) is a real per-record check, not a syntax pass, and not every attempt turns up a valid, reachable contact. The gap between what an attempt costs and what a delivered, usable lead actually costs is the part of the story almost nobody tells.

Why isn't "verified" the same as "correctly formatted"?

Any list can pass a syntax check: confirming an email follows the name@domain.com pattern, or that a phone number has the right number of digits. That isn't verification, it's formatting. A perfectly formatted email can go unused for months. A correctly formatted phone number can be disconnected.

Real verification confirms, before delivery, that the email exists and the phone number is active: a real-time check, lead by lead, not a sample of the batch.

How does the true cost break down from attempt to delivery?

The math starts simple: verifying a lead costs the same flat rate whether the attempt succeeds or not. The problem is that not every attempt comes back positive, and only the successful ones become a deliverable lead.

Why should the buyer care, not just the seller?

Because that gap between the attempt cost and the delivered-lead cost doesn't disappear. Someone pays it. If a provider's price only covers what a single verification attempt costs, one of two things is happening: either they aren't really verifying (just validating format), or they're losing money on every lead they deliver. Neither is a solid foundation for a long-term relationship.

When evaluating a B2B or B2C lead provider, the question worth asking isn't "do you verify the data?" The answer will almost always be yes. The question is: what's your real effectiveness rate, and is that number reflected in the price?

How does this compare across enrichment tiers?

Verification cost is practically the same regardless of data tier: what changes is how much beyond verification is done. An ICP-Segmented list may not include phone verification at all. An Enriched + Verified list includes it, lead by lead. A Premium/Specialized list adds additional signals on top of that same verified base.

Whatever the enrichment tier, the same principle holds: added signals are only as valuable as the verified contact data underneath them.

Frequently asked questions

Is the verification cost included in the lead price?

Yes, the quoted price per lead already includes verification cost. It isn't a separate charge.

What happens to leads that fail verification?

They aren't delivered and aren't charged for. The cost of attempting to verify them is exactly what widens the gap between the per-attempt cost and the cost of a lead you can actually use.

Does verification effectiveness vary by country?

It can vary with the quality of available sources in each market, but the 60-65% range is the average we use as an operating benchmark.

EDITORIAL NOTE

This guide reflects Qurada’s operating methodology and the information available at its update date. Scope, source availability, and verification results vary by market and workflow.

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Verification & data qualityWhy 35-40% of your "verified" leads actually aren't

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FREQUENTLY ASKED QUESTIONS

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Clear terms around exclusivity, verification, delivery, and sourcing.

What is an exclusive B2B or B2C lead?

An exclusive B2B or B2C lead is a business contact licensed to a single buyer within a given territory and vertical. It's never resold to a direct competitor during the agreed exclusivity period. Unlike a shared lead, sold to several buyers at once (the model most self-serve platforms use), an exclusive lead has a single owner. That changes the whole outreach dynamic: no race against three other companies dialing the same number the same day.

How much does it cost to verify a B2B or B2C lead?

It's billed per verification attempt, not per successful match, and since not every attempt turns up a valid, reachable contact, the effective cost of a lead you can actually use runs meaningfully higher than the attempt rate alone.

What is the difference between a shared lead and an exclusive lead?

A shared lead is sold to several buyers at once. An exclusive lead is licensed to just one, and that single fact consistently changes the price. In industries where this pattern has been documented in more detail (insurance, mortgages, roofing), an exclusive lead consistently costs 2 to 3 times more than the same lead sold as shared. It isn't an arbitrary markup. It's what it's worth to remove the race against other buyers for the same contact.

What does it mean for a lead to be "verified"?

That, before delivery, the email was confirmed to exist and the phone number was confirmed active: a real check, not a syntax validation. One-by-one verification happens lead by lead, not by sampling the batch. It's the difference between "95% of this list probably works" and "every contact on this list was confirmed before it was delivered to you."

How long does delivery of a B2B or B2C lead list take?

3 business days from when the search criteria are confirmed: ICP, volume, and enrichment tier. For recurring supply, delivery becomes a fixed cadence agreed in advance: weekly, biweekly, or monthly, matched to the buyer's consumption pace.

What is the Verified Call tier?

It's the classification given to a lead when it has a documented basis for phone or SMS contact, not just email. It differs from the Prospecting tier, which is suitable for email or LinkedIn but not for calling. The distinction exists because not every contact record is equally fit for every channel. Mixing the two up is the most common way an outreach team gets into trouble without realizing it.

How much do Apollo, ZoomInfo, and Lusha charge for a verified contact?

Between $0.25 and $1.00 per contact with phone, depending on the platform, and in none of the three cases is the data exclusive. *On top of a reference annual subscription of US$15,000 to 45,000. Data from all three platforms can be available, at the same time, to every other subscriber, which is why two competing companies sometimes end up calling the same prospect the same week.

How is the price of a B2B or B2C lead block calculated?

It depends on three variables: the data's enrichment tier, the block's volume, and whether it's a one-time purchase or recurring supply. Enrichment tier: higher enrichment and verification means a higher price per lead. Volume: large blocks (10,000 leads or more) get a volume discount. Recurrence: contracting recurring supply instead of a one-time block earns an additional discount.

Where does the B2B and B2C contact data come from?

From public, lawfully accessible sources, processed with artificial intelligence for filtering and segmentation, and manually verified before delivery. No platform whose terms of service expressly prohibit resale of their data is used as a source. All figures in this article are either our own operating data or public pricing research on each platform mentioned, current as of publication. Third-party prices can change without notice. Verify directly with each provider before deciding.