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t-mobile cellular worldwide wireless networks

T-Mobile International AG is the holding company (belonging to Germany’s Deutsche Telekom AG) that oversees various mobile communication networks (both wholly owned subsidiaries and partially owned) around the world.

Headquarters: Bonn, Germany

Operates: GSM and UMTS cellular networks

Countries where the T-Mobile brand is present:

  • Germany
  • United Kingdom
  • United States
  • Puerto Rico
  • US Virgin Islands
  • Austria
  • Croatia
  • Czech Republic
  • Hungary
  • Macedonia
  • Montenegro
  • Netherlands
  • Poland
  • Slovakia

Subscribers: 150 million

Other ownership stakes:

  • Albania – AMC
  • Bulgaria – Globul
  • Bosnia and Herzegovina – HT d.d. (ERONET)
  • Greece – Cosmote
  • Romania – Cosmote

Click here to unlock a Blackberry locked on a T-Mobile wireless network.