Technical Support: |NOC: |Information/Sales/Billing:

Helpdesk (tier1 support)
Working Hours: 08:00 – 20:00 EEST (weekdays), 09:00 – 17:00 EEST (weekends)
Helpdesk Telephone: 800-11-47638 (800-11-GRNET) (toll-free) or +30-210-9569181 (from mobile phones or abroad)
Email Helpdesk:

NOC (tier2&3 support)
Working Hours: 09:00 – 20:00 EEST (weekdays)
NOC Telephone: +30 210-7471090
Email:

Emergency Telephone: Andreas Polyrakis +30-6972-832445 (24x7)