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+34 621 687 304

Risk level: High

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

Number with prefix 621. Review community reports, risk and comments below before answering or blocking. Browse numbers with prefix 621

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

AI Analysis

Number associated with multiple scam and spam reports in Spain, especially impersonating Endesa to offer discounts or solve non-existent issues. Callers are often persistent and aggressive if their offer is declined.

Likely purpose: To scam or deceive users, especially in the energy sector, by impersonating legitimate company representatives, such as Endesa.

Most common user complaints

  • intentado estafar con cambio de compañía de energía
  • haciéndose pasar por Endesa
  • insultos al rechazar la oferta
  • conocimiento de datos personales (nombre, dirección)
  • agresividad al no aceptar la propuesta
High dangerBlockImpersonation detectedEndesa (impersonada)EnergyMissed call

AI analysis: 22 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 It may contain errors or be out of date, and is not legal advice or a verified accusation against the number's owner.

AN

Aire Networks Del Mediterráneo

AIRE NETWORKS DEL MEDITERRÁNEO, S.L. UNIPERSONAL

Country:
ESSingapore
Prefix:
6216
Type:
Mobile
Current operator
Aire Networks Del Mediterráneo
Previous operator
Aire Networks Del Mediterráneo
Current operator since
17/03/2026
Assigned since:
07/02/2023

Recent searches

1 this week

Last 7 days

Community comments

7
Anónimo
18 Feb 2025

Vodafone … 🤦🏽

Anónimo
18 Feb 2025

intentado estafar con cambio de compañía de energía, haciéndose pasar por tu compañía, la pobre no sabe ni leer los apellidos correctamente

Anónimo
14 Feb 2025

Llama una mujer con acento sudamericano diciendo que son de Endesa y que en en mis datos de "luz y gas" ven no tengo descuentos, le digo que no soy cliente de Endesa y me dice que por efo me llama, cuando le digo que tene mis datos en su base no siendo cliente es ilegal me cuelga

Anónimo
13 Feb 2025

Una chica dice que se llama Dayanna, que es asesora autorizada de Endesa, dirección electrónica [email protected]. Hable con Endesa y dicen que nunca llaman de estos números, tampoco usan gmail. Todo es un fraude.

Anónimo
11 Feb 2025

Llaman ofreciendo oferta en el precio de la luz y cuando les digo que no me interesa me insultan y me llaman tonta por no aceptar su ofertaLes cuelgo y bloqueo número Pero siguen llamando desde otros numeros Son estafadores sin vergüenzas

Anónimo
11 Feb 2025

SON MUY PESADOS LO DENUDENUNCIÓ

Anónimo
7 Feb 2025

Dicen que son de Endesa , saben nombre , dirección... y dicen que tienes una incidencia con el suministro , cuando le dices que está todo correcto , levanta el tono de voz

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Spam numbers with prefix 6216

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Signal summary for +34 621 687 304

+34 621 687 304 belongs to the 621 prefix and is classified as Scam. This page combines 1 approved reports and 7 public comments to explain the risk level.

Frequently asked questions

Who calls from +34 621 687 304?
+34 621 687 304 is a phone number with the 621 prefix in Singapore. It has been reported 1 times by the community as a possible unwanted call. Check the comments to find out who might be behind this call.
Is +34 621 687 304 a spam number?
According to the community, +34 621 687 304 has 1 reports, which suggests it is likely spam. Check the risk score and comments for details.
Is it safe to call +34 621 687 304 back?
If you don't recognise the number and it has negative reports, it's best not to call +34 621 687 304 back. Avoid sharing personal or banking details with unknown numbers.
How can I block +34 621 687 304?
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 +34 621 687 304.
Where can I report a suspicious call?
You can report +34 621 687 304 directly on this page using the report button. Your contribution helps other users identify unwanted calls.