General

• 0 98 545 4225 – for Kyivstar subscribers
• 0 50 545 4225 – for Vodafone subscribers
• 0 93 170 0950 – for Lifecell subscribers
• 0 800 307 800 – toll free calls from landlines

sales@masteram.ua – Sales Department

Tech Support

support@masteram.ua – Technical Support Department

Service Center

• Call 044 392 05 40 for inquiries about warranty and post-warranty equipment repairs

servicecenter@masteram.ua – Service center