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Turk-Telecom

Turkey ★★★ Verified Customer: 9333

Türk Telekom (formerly Avea, rebranded 2016, parent: Türk Telekom Group) is Turkey's third-largest mobile operator, integrated fixed+mobile+broadband+IPTV. Weakest coverage among three (Turkcell > Vodafone > Türk Telekom). Offers 2G (900/1800MHz), 3G (2100MHz), 4G LTE (commercial 2016), 5G NR (deploying 2026) services. Won 700MHz 2x10MHz + 3.5GHz 120MHz in 2025 5G spectrum auction (mid-capacity of three). Budget-oriented pricing, suited for cost-conscious tourists. Main USSD: *100# for balance + bundle main menu, 9333 IVR for customer service + balance, Türk Telekom App for full management. Customer service: 9333 (on-net IVR). Country code +90.

USSD codes by category

3 codes
Balance Enquiry 1 codes
*123# Check balance
Data Packs 1 codes
*122# Check data balance
Other 1 codes
*100# Main menu