Austrian daughter of the UK-based provider; uses the A1 network.
The SIM card is free but you should buy a top-up immediatly and select a data package.
Use your (starting) volume
To activate dial *139*305072# and follow the instructions on the screen or text 305072 to 3535.
To activate dial *139*303072# and follow the instructions on the screen or text 303072 to 3535.
To activate dial *139*301024# and follow the instructions on the screen or text 301024 to 3535.
To activate dial *139*30500# and follow the instructions on the screen or text 30500 to 3535.
To activate dial *139*30300# and follow the instructions on the screen or text 30300 to 3535.
Last updated: Sept. 27, 2020