🔍 Easy number lookup

Whois number lookup

Quickly check which company or service owns any Dutch business phone number.

Easily find out which Dutch company or service owns a business number. Search by number or name — no login needed, always up-to-date and privacy-safe.

Business info only, no personal data
Search by number or name
Covers 0800, 088, 0900

Whois number lookup features

Check details about tool features and advantages for your business.

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Instant lookup

Search any Dutch number or company name and get verified results instantly. No login or setup required — just type and find.

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Privacy friendly

We only show verified business or service details. Personal information is never displayed, fully compliant with Dutch privacy regulations.

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Covers all Dutch numbers

Supports all major Dutch number types: 0800, 088, 0900, and mobile. Easily look up shared, customer service, and VoIP numbers.

How reverse number lookup works

Do you want to find out the owner of a phone number or do you have an unknown phone number that you want to identify? Do you want to block a number or do you have an unknown caller that you want to call back?

On this page you can search for reverse phone numbers. You can enter any phone number in the search bar and we will give you the name of the telephone company to which this phone number is assigned. This will help you further in your search for the owner of a certain phone number.

For 0800 and 0900 numbers, the user’s name is sometimes also visible.

In case of an unknown caller, we do not have the name or address details of the unknown number. Only the provider of this telephone number or mobile number knows this. If it is used by a company, then you have a good chance of finding this number on the website. If it is used by a private individual, then it will be difficult to find a name.

Sometimes a phone number is still listed in the telephone directory, but if the number was taken into use after 2010, then the chance that you will find this phone number in the telephone directories is small. In the past, an entry in the telephone directory was self-evident, but not anymore. If you have an unknown number or an unknown caller, then it is quite difficult to trace the owner of a phone number.

Anpassad telefoni

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Centralt företagsnummer

Vår IVR-plattform kan distribuera hundratals samtal samtidigt över alla filialer i landet.

Internationell telefoni

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Yes, you can look up all Dutch phone numbers . We show which provider the number is assigned to.

No, an unknown shielded number remains a shielded number. We do not have this information, because it is shielded.

No, on this page you will find the operator of the number. Our search engine offers the most up-to-date database of issued Dutch phone numbers. Reverse phone number search and finding the most up-to-date data of a phone number is actually not possible, this is also due to privacy legislation. A phone number is assigned by operators and service providers to end customers. This personal data of number users is not publicly available.

This search engine contains the public number database with issued phone numbers in the Netherlands. You can enter a phone number as a search query and the number owner will be displayed.

You can block a number if it is causing a nuisance. Contact your telephone provider to block this number.

No. Due to privacy legislation it is not possible to trace a user of a mobile number. Often these are also not listed in the phone book.