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Reverse Phone Lookup in the Netherlands — Recent Community Reports

Check unknown Dutch numbers with recent community reports (Amsterdam, Rotterdam, The Hague, Utrecht, Eindhoven) and share your experience.

Unknown calls in the Netherlands

Unsure about a Dutch number? Here you can browse concise reports from the community to judge unfamiliar calls and texts. Around Amsterdam, Rotterdam, The Hague (Den Haag), Utrecht and Eindhoven you will see a mix of legitimate callbacks (deliveries, banking, appointments) alongside robocalls or phishing waves. Classic geographic prefixes like 020 (Amsterdam), 010 (Rotterdam), 070 (Den Haag), 030 (Utrecht) and 040 (Eindhoven), as well as mobile ranges (06), no longer prove location or caller identity because of portability and VoIP — treat them as context only.

Verification basics: return calls via the official number listed on the company website/app, check in‑app messages, and never share one‑time codes over the phone. Use device/carrier blocking for repeat offenders and add a short, factual note here (caller type, purpose, date, cues) so others can benefit from your experience.

31103332703

Télévente, bloqué immédiatement.

31103332703 Scam

Investigation reveals a fake Chamber of Commerce number, stolen website images, and an unattended phone at a run-down Rotterdam flat

31103332703 Spam

They let it ring three times and then hang up quickly, unfortunately they have multiple phone numbers at this adress

31103332703 Advertising

Numéro inconnu, spam.

31103332703 Scam Histerion/Sterion

I've received multiple calls from this number, allegedly from a lady representing 'Histerion' or 'Sterion' energy management. She speaks quickly, making it difficult to discern the company name, and claims to manage my energy contract. I expressed my dissatisfaction with this potential scam and hung up.

31103332703 Spam

I agree with previous reports, I avoid answering calls from Rotterdam numbers, this one is blocked

31103332703 Advertising

Het verhaal over energiegebruik klinkt niet geloofwaardig

31103332703 Spam

The number has been blocked due to repeated daily calls

31103332703 Spam

Extremely irritating as they call and immediately hang up.

31650660000 Company Fermina Daza Beheer B.V.

Fermina Daza Beheer B.V. is based in Amsterdam

31475501014 Company A.S.H. de Beaufort-Langeveld

A.S.H. de Beaufort-Langeveld companie is asociated with this number (Swalmen)

31104514851 Company W.A.J. Klaare

Caller claims to be W.A.J. Klaare from Capelle aan den Ijssel

31644038794 Scam Ticket scammer

Scammers trying to sell me tickets

31644038794 Scam

Be cautious, they are trying to sell tickets

31644038794 Scam

This scammer is selling tickets but doesnt deliver, fortunatly i didnt fall for it

31644038794 Scam

Unfortunately, I fell for it too!

31644038794 Scam

Also used the name Erwin de Winter to try to scam, actively searching for victims on Facebook, but all alarm bells rang and no further action was taken

31640857248 Company Marc van Doornewaard Tekst & Uitleg

This number is linked to Marc van Doornewaard Tekst & Uitleg in Den Bosch.

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FAQ — Netherlands

How do I verify Dutch callers?

Call back using the official number from the company website/app, not the unknown number; check in‑app notices.

Do prefixes prove location?

No. Portability/VoIP mean 020/010/070/030/040 and 06 are not reliable evidence of origin.

What patterns are common?

Delivery and appointment confirmations, bank callbacks, 2FA codes; also parcel/account phishing and scripted sales calls.

What helps others in a report?

Be brief and practical: caller type, purpose, date, and hints that guided your decision.

Popular area codes

Most-reported area codes in Netherlands. View all area codes at the bottom.
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