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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.

31332133049 Spam Natuurmonumenten

Spam was received from Natuur monumenten via this number

31337548936 Overig

Fortunately, there have been no interactions with this number so far, but a similar past experience was quickly resolved by forwarding calls to 112 using *21, albeit requiring a technical workaround since *21*112# is ineffective

31332133049 Spam

Daily calls are being made, but not answered

31332133049 Hinderlijke oproep

Recieve daily calls from this number, just ignore them and move onn

31337548936 Spam Totaalbeveiligingen

This number is clearly a spammer, just like 033 7548981, which claims to be the same 'security company'. These firms have no regard for how disruptive their calls are, especially when you're waiting for an important message. If you try to call back, you're greeted with an answering machine as early as 4 pm.

31332133049 Spam

Lately, I have been receiving frequent calls from this number, which I find extremely annoying, so I have blocked it.

31332133049 Overig

Seven calls from 332133049

31337548936 Spam

They obtianed my number from KvK site, extremly annoying spam, cant be secured from this so-called "securtiy company"

31332133049 Hinderlijke oproep

Getting called daily by this anoying number, finaly blocked it.

31337548936 Company Totaalbeveiligingen

This is Totaalbeveiligingen, a persistent and annoying caller who continues to call despite being told there is no interest, using various numbers starting with 03375489, a tip is to create a contact and block the range

31337548936 Overig

For your informaton, they are now also calling from +31-332020116, which is inconvienient for all companies in Amersfoort

31610216241 Company SikiMax

Reported as SikiMax from Heino

31534357778 Company Reekers Rijwielen De Laaresch

Reekers Rijwielen De Laaresch in Enschede is associated with this number.

31628283067 Company Talu

Located in Amsterdam, Talu

31407440170 Company Miller Time Eindhoven B.V.

Is Miller Time Eindhoven B.V. from Eindhoven, i think

31630155621 Company Alphomega

Associated with Alphomega

31653182017 Company Hoogland Project Ontwikkeling

Located at Hoogland Project Ontwikkeling, thats in Den Haag

31653182017 Spam Amazon

Received an Amazon notification message from this number

31639100288 Company Demco Consulting B.V.

This number is from Demco Consulting B.V., thats a company in Zoetermeer, i think.

31639564351 Hinderlijke oproep

constant phone calls

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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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