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+34 830 831 533

Risk level: High

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

Number with prefix 830. Review community reports, risk and comments below before answering or blocking. Browse numbers with prefix 830

High
Risk level
Scam
Category
0
Spam reports
—
Last report

AI Analysis

Limited but indicative information of suspicious activity. The number +34830831533 has been reported by several users for receiving multiple calls in a short period, characterized by being insistent (calling back immediately after not being answered). Some reports directly associate it with scams, mentioning techniques to impersonate telecom and energy companies. The assignment of the number to COLT TECHNOLOGY SERVICES, S.A. UNIPERSONAL in 2020 does not necessarily imply their current involvement in the reported activities, suggesting possible malicious use of nomadic voice services (VoIP).

Likely purpose: Scam through impersonation of well-known companies to obtain sensitive information or money from victims.

Most common user complaints

  • llamadas insistente(s) y múltiples en poco tiempo
  • suplantación de empresas de telecomunicaciones y energía
  • llaman y vuelven a llamar inmediatamente si no se atiende
High dangerBlockCOLT TECHNOLOGY SERVICES, S.A. UNIPERSONAL (asignación histórica, no confirmada como involucrada en actividades maliciosas actuales)TelecommunicationsCompany impersonationMissed call

AI analysis: 30 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 It may contain errors or be out of date, and is not legal advice or a verified accusation against the number's owner.

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Operator information

Country:
ESSpain
Prefix:
830
Type:
Landline
Province:
Barcelona
Community:
Cataluña

Recent searches

4 this week

Last 7 days

Community comments

4
Anónimo
8 Apr 2026

Yo también tengo llamadas de este número el mismo día y con terminaciones en 33,34 y 38 pero además llaman no lo cojo e inmediatamente vuelven a llamar cansinos total.

Anónimo
31 Mar 2026

830831531, 32, 33, 34, 35, 36, 37, 38 39 toda esta serie de numeros me han realizado 32 llamadas, son unos impresentables....

Anónimo
27 Mar 2026

El número 830-831533 fue reportado como Estafa

Anónimo
26 Mar 2026

830831533 Este es un número perteneciente a los servicios vocales nómadas (o telefonía ip) de Barcelona. Salvo portabilidad, el número 830831533 fue asignado a COLT TECHNOLOGY SERVICES, S.A. UNIPERSONAL en fecha 07/10/2020. 830831530 830831531 830831532 830831534 830831535 830831536 Colaboradores necesarios, cómplices o directamente beneficiarios del delito. Suplantan tu compañía, sea DIGI Telefónica, Movistar, Vodafone, Orange etc. o energía XXI, naturgy, endesa, iberdrola, gas natural... Posiblemente buscan preferentemente personas mayores y vulnerables. Base de datos robada u obtenida ilegalmente, acaba de pasar con ENDESA. https://www.ocu.org/reclamar/lista-reclamaciones-publicas/estafa-telefonica/00815dfa595c8b53ef https://www.aepd.es/documento/e-04013-2021.pdf https://www.barcelonahoy.es/por-que-me-entran-llamadas-spam-y-no-contestan https://www.datoscif.es/empresa/colt-technology-services-sa Consejo de administración Presidente Craciun Stefan Codrut https://www.empresia.es/persona/botha-ramona-christel/

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Signal summary for +34 830 831 533

+34 830 831 533 belongs to the 830 prefix and is classified as Scam. This page combines no approved reports and 4 public comments to explain the risk level.

Frequently asked questions

Who calls from +34 830 831 533?
+34 830 831 533 is a phone number with the 830 prefix in Spain. It has been reported 2 times by the community as a possible unwanted call. Check the comments to find out who might be behind this call.
Is +34 830 831 533 a spam number?
According to the community, +34 830 831 533 has 2 reports, which suggests it is likely spam. Check the risk score and comments for details.
Is it safe to call +34 830 831 533 back?
If you don't recognise the number and it has negative reports, it's best not to call +34 830 831 533 back. Avoid sharing personal or banking details with unknown numbers.
How can I block +34 830 831 533?
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 +34 830 831 533.
Where can I report a suspicious call?
You can report +34 830 831 533 directly on this page using the report button. Your contribution helps other users identify unwanted calls.