+34 603 138 918

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

Low

Risk level

Surveys

Category

Spam reports

18 Mar 2026

Last report

Limited information: Phone number reported for surveys and spam. Complaints have been received about continuous, harassing calls, with some instances of no response on the other end.

Likely purpose: Conducting surveys and possibly engaging in telemarketing spam activities.

Most common user complaints

Se dedican a encuestas. Llaman continuamente molestando. A veces no contesta nadie

Low dangerIgnoredesconocida

AI analysis: 21 Jul 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 It may contain errors or be out of date, and is not legal advice or a verified accusation against the number's owner.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

XFERA MÓVILES, S.A. UNIPERSONAL

Country:: Spain
Prefix:: 6031
Type:: Mobile
Current operator: Yoigo
Previous operator: Yoigo
Current operator since: 17/03/2026
Assigned since:: 17/11/2022

Recent searches

3 this week

Last 7 days

Community comments

Anónimo

3 Mar 2023

Se dedican a encuestas. Llaman continuamente molestando. A veces no contesta nadie

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Signal summary for +34 603 138 918

+34 603 138 918 belongs to the 603 prefix and is classified as Surveys. This page combines 1 approved report and 1 public comment to explain the risk level.

Frequently asked questions

Who calls from +34 603 138 918?

+34 603 138 918 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 +34 603 138 918 a spam number?

According to the community, +34 603 138 918 has 1 report, which suggests it is likely spam. Check the risk score and comments for details.

Is it safe to call +34 603 138 918 back?

If you don't recognise the number and it has negative reports, it's best not to call +34 603 138 918 back. Avoid sharing personal or banking details with unknown numbers.

How can I block +34 603 138 918?

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 +34 603 138 918.

Where can I report a suspicious call?

You can report +34 603 138 918 directly on this page using the report button. Your contribution helps other users identify unwanted calls.