Choose the communication method
which serves you best.
Phone Support
24 hours/ day, 7 days/ week
For Residential customers call:
for Business customers:
Contact
form
Through the contact form you can submit the issue that concerns you and we will take care of your immediate service.
Start here!
Video Call
in sign language
Fill out the form and you can chat in sign language with one of our representatives

Hours: Monday to Friday, 09:00-21:00.
Start here!
Network
shops
Find a store near you or make an appointment online.
Start here!
Postal
address
Customer Service Department
99 Kifisias St., 151 24 Maroussi
Useful videos
More here
Support portal
More here
Frequent questions
More here
MyCosmote
More here
 
 
You can also search
to find what you need yourself!
We are by your side to help you
to find answers to your questions.
Through the portal Support, you can choose the thematic section that interests you, so that you can immediately see all the relevant information.
Watch the videos and:
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