Telefónica’s Network Upgrade Causes Partial Communication Disruption in Spain

Web Editor

May 20, 2025

a building with a sign that says teletotica on it's side and a sky background behind it, Carlos Tril

Background on Telefónica and its Relevance

Telefónica, a leading Spanish telecommunications company, recently announced that ongoing network upgrade works have caused partial communication disruptions in fixed-line telephone and internet services across certain regions of Spain. This incident occurred three weeks after the country experienced a significant power outage.

Details of the Communication Disruption

In a brief statement, Telefónica reported that their teams are diligently working to restore services. Emergency lines (112) have already resumed functioning in the affected areas after experiencing interruptions since early Tuesday morning.

This communication disruption follows a massive power blackout in Spain and Portugal on April 28th, with the exact causes still under investigation.

As Spain’s second-largest telecommunications operator, following MasOrange (part of Orange), other major service providers were unaffected by this incident. The mobile services provided by Telefónica also appeared to function without issues.

According to the Downdetector website, the reported disruptions primarily affected fixed-line internet services in Aragon, Valencia, Andalusia, Extremadura, the Basque Country, and Navarra.

Impact on Affected Regions

  • Fixed-line telephone and internet services disrupted in specific regions of Spain.
  • Emergency line 112 temporarily unavailable in affected areas before restoration.
  • No impact on mobile services provided by Telefónica.
  • Internet disruptions primarily reported for fixed-line services in Aragon, Valencia, Andalusia, Extremadura, the Basque Country, and Navarra.

Contextual Information on Recent Power Outage

The recent power outage on April 28th affected Spain and Portugal, causing widespread disruptions. Authorities are still investigating the exact causes of this significant event.

Telefónica’s Role and Importance

As one of Spain’s major telecommunications companies, Telefónica plays a crucial role in providing essential communication services to millions of Spanish residents and businesses. The company’s ongoing network upgrade aims to improve service quality, reliability, and efficiency.

Key Questions and Answers

  • What caused the communication disruption? Ongoing network upgrade works by Telefónica.
  • Which services were affected? Fixed-line telephone and internet services in specific regions of Spain.
  • Were mobile services affected? No, Telefónica’s mobile services remained functional.
  • What is the status of emergency lines? Emergency line 112 was temporarily unavailable but has since been restored in affected areas.
  • What is the recent power outage situation? A massive power blackout occurred in Spain and Portugal on April 28th, with investigations ongoing to determine the exact causes.