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.

31620760542 Unknown

Se upp, detta är en varning, haha

31620760542 Unknown

Dit nummer is geblokkeerd.

31620760542 Harassment Call

Gebruiker rapporteert: irritant

31620760542 Other

Gebruiker varnar: Försiktigt.

31620760542 Unknown

Gebruiker waarschuwt: Wees voorzichtig, haha

31645891117 Harassment Call

Meldpunt zegt dat het vervelend is, tja.

31645891117 Other

Opmerking van de gebruiker: irritant

31639794373 Telemarketing Telemarketing

Gebruiker meldt: telemarketing

31646233128 Telemarketing Telemarketing

Door de gebruiker opgegeven: telemarketing.

31646233128 Telemarketing Telemarketing

Gebruiker signaleert: Telemarketing

31646233128 Telemarketing

Gebruiker meldt: telemarketing

31850659217 Harassment Call

Erg vervelend volgens gebruiker

31208088712 Other

Gebruikersopmerking: Vervelend.

31643486282 Unknown

Gebruiker waarschuwt: voorzichtigheid geboden

31643486282 Unknown

Gebruiker waarschuwt: Voorzichtig

31634527867 Unknown

Waarschuwing: wees voorzichtig.

31651157169 Telemarketing Telemarketing

Dit wordt herkend als telemarketing.

31682647597 Spam odido

Verzendt een nep‑sms die zogenaamd van Odido komt en vraagt om betaling via een bijgevoegde link; dit is niet van Odido.

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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