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How Much Does an Address Validation API Cost on Average?

Wondering what an address validation API costs? Discover how credits work at ApiCheck, what you pay on average per validation, and which packages are available.

Mark 17 October 2025 2 min read
How Much Does an Address Validation API Cost on Average?

The cost of an address validation API is a big unknown for many business owners. You know it is useful, but what do you actually pay for it? At ApiCheck we work with a credits system — no subscription, no hidden costs. You only pay for what you use.

How Do Credits Work at ApiCheck?

Each API call costs a fixed number of credits, depending on the type of validation:

Validation type Credits per call
Address lookup (NL/BE) — Verify API 1 credit
Address search (autosuggest) — Search API 1 credit
Email address validation 2 credits
Phone number validation 0.5 credit

Credits are purchased upfront in packages. They do not expire — you use them whenever it suits you.

What Do You Pay on Average per Validation?

The price per validation depends on the package you choose:

Package Price Credits Price per credit
Mini €1.95 250 €0.0078
Small €4.95 1,000 €0.00495
Medium €14.95 5,000 €0.00299
Large €24.95 10,000 €0.002495

What Does This Mean in Practice?

With the Small package (€4.95) you pay per validation type:

  • Dutch address lookup: 0.5 cents per lookup
  • Email address validation: 1 cent per validation
  • Phone number validation: 0.25 cents per validation

If you have a webshop with 200 orders per month, address validation costs you less than €1 per month with the Small package.

Why This Pays Off for Your Webshop or Business

An incorrect delivery address quickly costs you €10 to €25 in reorders, customer service, and extra shipping costs. One prevented return shipment pays for an entire month of address validation. That is an investment that pays for itself with the very first error you prevent.

Frequently Asked Questions

Do I also pay for Belgian addresses? Yes, Belgian addresses cost slightly more because the search function (autosuggest) returns multiple suggestions. 1 credit is charged per search action.

Are there monthly costs? No. You buy credits when you want and they do not expire. There is no mandatory subscription.

Can I try the API for free? Yes, new accounts receive 200 free credits — no credit card required.

Conclusion

An address validation API from ApiCheck costs you less than 1 cent per validation in practice. Given the cost savings you realize by preventing errors, that is an investment with a clearly positive return. Create a free account and discover it for yourself.