NL

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.

31416272759 Company Assurantiekantoor J. v.d. Kaa

Kantoor Assurantie J. v.d. Kaa (Kaatsheuvel)

31644564524 Company J.Baar

Bedrijf J. Baar (Wageningen)

31765300406 Company WW-Infopages B.V.

Bedrijf WW-Infopages B.V. (Breda)

31705117160 Company AB-Actis

Vestiging: AB‑Actis (Dordrecht)

310243775800 Company Euromaster

Website Euromaster (www.euromaster.nl)

31105111973 Company I.J. Rosmolen

Bedrijf I.J. Rosmolen (Bleiswijk)

31648071067 Company Tattoo Studio Carlo

Carlo's tattoostudio

31622935856 Company JDB Audio Studio Service

Audio studio JDB Service (Lisse)

31204232793 Company Miocrates

Bedrijf Miocrates (Amsterdam)

31685240771 Company Alexa's House of Colors

Het programma ‘House of Colors’ van Alexa

31302411438 Company Cullens Beheer

Beheerder Cullins (Utrecht)

31575570707 Company Beheermaatschappij Van Ast B.V.

Maatschappij Van Ast B.V. (Zutphen)

31880440000 Company Straetus Incasso

Incassobureau Straetus, website: www.straetus.com

31786192054 Company Heco Service

Servicebedrijf Heco (Zwijndrecht)

31880440000 Company Straetus Incasso

Contact: Incasso Straetus, Carlsonstraat 3, 8263 CA Kampen, tel 088 044 00 00, geopend van 08:30 tot 17:00, website https://www.straetus.nl/

31880440000 Debt Collector Incassobureau

Een incassobureau, een prrima partij!

31880440000 Spam Oplichters

Ongewenste oproep: deze oplichters gebruiken een automatische belcomputer.

31681837098 Company RJ Sports Trading

Bezoek RJ Sports Trading (Monnickendam) voor sportartikelen.

31681872999 Scam Belastingdienst (Oplichting)

Let op: een bericht over een openstaande belastingschuld is een oplichterij. Niet in gaan.

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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
Browse all area codes