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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.

31596628882 Company

Verblijf: Pension Kersten te Appingedam, ja.

31631915743 Company Haiko Timmermans

Opticien Haiko Timmermans, freelance in Groningen, hé.

31786146050 Company Pizzeria-Restaurant Portobello

Restaurant Portobello B.V. in Dordrecht

31105033360 Company Steder Group B.V.

Bedrijf: Steder Group B.V. (Rhoan)

31503129654 Company Elan Sieraden

Jewelry shop Elan (Groningen)

31652710701 Company Rijschool Liberty

Liberty Rijschool – website www.rijschool-liberty.nl

31204622424 Company Real Time Solutions B.V.

Dit bedrijf, Real Time Solutions B.V., is gevestigd in Amstelveen

31641276462 Scam Belastingdienst (Oplichting)

Claims to be from the tax authority, demanding 402 euros to avoid seizure. Payment is requested via a link in an SMS. The number has been blocked.

31302008649 Spam

Received a call from this number, which was flagged as potential spam, so I didn't answer

31302008649 Other

I aggree with the other comments and also blocked this number.

31624202173 Company Ed de Vries Bouw

Dit betreft Ed de Vries Bouw in Hoek van Holland, joh, even relaxed!

31653616391 Company De Jong In- en Verkoop

In‑ en verkoopbedrijf De Jong, gelegen in Enkhuizen

31631918705 Company Caro Loopbaanbemiddeling

Bedrijfsnaam: Caro Loopbaanbemiddeling (www.caro-loopbaanbemiddeling.nl)

31786511955 Company Womax BV

Bedrijf: Womax BV

31511451780 Company Multifunctioneel Centrum Oostenburg

Het Multifunctioneel Centrum in Oostenburg (Kollum)

31646025443 Company Trimsalon Caja

De trimsalon Caja (Norg)

31624243064 Company

Bedrijf: Dakdekkers Zandvliet, gevestigd in Leiden.

31135704733 Company Algedi

Bedrijf Algedi gevestigd in Tilburg.

31223610213 Company ROC Kop van Noord-Holland

Instelling ROC Kop van Noord-Holland, website www.rockopnh.nl

31492522243 Other

The phone number is no longer in use, it belonged to my previous address

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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.
010 013 015 020 023 024 026 030 033 035 036 038 040 043 045 046 050 053 055 058 070 071 072 073 074 075 076 077 078 079 0111 0113 0114 0115 0117 0118 0161 0162 0164 0165 0166 0167 0168 0172 0174 0180 0181 0182 0183 0184
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