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T-Mobile's Customer Service


T-Mobile’s Customer Service is at your disposal 24 hours every day. Our professional, skilled and well-prepared staff will do their best to answer all your questions concerning roaming use in T-Mobile mobile network. 


Telephone numbers to Customer Service

From Poland:
  •  for customers using roaming in T-Mobile mobile phone network - 602900
  • for customers using roaming in other networks or calling from a fixed line telephone - (22) 413 69 96
From abroad:
  • +48 22 413 69 96
Requests in writing to the Customer Service should be sent:

by fax:
  • no (22) 413 69 14 (from Poland)
  • or no +48 22 413 69 14 (from abroad)