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+34 603 357 812

Risk level: Low

Who is this? Spam, telemarketing or a legitimate call? Community reports in Spain.

Number with prefix 603. Review community reports, risk and comments below before answering or blocking. Browse numbers with prefix 603

Medium
Risk level
Scam
Category
1
Spam reports
18 Mar 2026
Last report

Según los usuarios, este móvil (Yoigo) realiza robollamadas haciéndose pasar por Amazon (comercio electrónico) para ofrecer “ganar dinero” e inducir a invertir en criptomonedas; al final de la grabación instan a pulsar 9 para dejar de recibir llamadas. Operan mediante mensajes automáticos y llamadas repetidas/acosadoras, por lo que varios reportes lo califican como estafa.

Likely purpose: ofrecer inversión en criptomonedas (estafa)

Most common user complaints

  • 603357812: Descuelgas y sale una grabación fingiendo ser de Amazon para que inviertas en criptos. Al final de la grabación te instan a tocar el 9 para dejar de recibir llamadas. Obviamente, colgué
  • Maquina ofreciéndote ganar dinero con Amazon.Estafa
  • Me llaman y sale una grabación. Timo puro y duro
  • Suena tres veces y no hablan, suena a fraude.
  • Llamadas del 603357812, 603246867 y 611299748 una detrás de otra. Coincidencia? No, acoso. Bloqueados
Medium dangerBlockAmazonE-commerceAutomated robocallCompany impersonationIrresistible offer

AI analysis: 6 may 2026

Information based on community reports and automated analysis. It may contain errors or be out of date, and is not legal advice or a verified accusation against the number's owner.

Yoigo logo

Yoigo

XFERA MÓVILES, S.A. UNIPERSONAL

Country:
ESSpain
Prefix:
6033
Type:
Mobile
Current operator
Yoigo
Previous operator
Yoigo
Current operator since
18/03/2026
Assigned since:
17/11/2022

Recent searches

4 this week

Last 7 days

Community comments

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Signal summary for +34 603 357 812

+34 603 357 812 belongs to the 603 prefix and is classified as Scam. This page combines 1 approved report and 22 public comments to explain the risk level.

Frequently asked questions

Who calls from +34 603 357 812?
+34 603 357 812 is a phone number with the 603 prefix in Spain. It has been reported 1 time by the community as a possible unwanted call. Check the comments to find out who might be behind this call.
Is +34 603 357 812 a spam number?
According to the community, +34 603 357 812 has 1 report, which suggests it is likely spam. Check the risk score and comments for details.
Is it safe to call +34 603 357 812 back?
If you don't recognise the number and it has negative reports, it's best not to call +34 603 357 812 back. Avoid sharing personal or banking details with unknown numbers.
How can I block +34 603 357 812?
On iPhone, go to Recents in the Phone app, tap the (i) next to the number and choose 'Block this Caller'. On Android, long-press the number in your call history and select 'Block number'. You can also use the NoCall app to automatically block calls like +34 603 357 812.
Where can I report a suspicious call?
You can report +34 603 357 812 directly on this page using the report button. Your contribution helps other users identify unwanted calls.