On 31 August 2018, the merger between Idea and Vodafone was completed, creating the biggest telecom operator in India by subscribers, and the second-biggest in the world (if Vodafone's operations in other countries are considered separately). However, both brands will be retained as consumer brands.
| Subsidiaries, joint ventures and licensees:|
Europe: Albania | Channel Islands (Airtel-Vodafone)1 | Czech Republic (Oskarta | UPC) | Germany (Unitymedia) | Greece | Hungary (UPC) | Ireland | Italy | Netherlands2 (50%) (Vodafone | Ziggo) | Northern Cyprus (Telsim Vodafone) | Portugal (Yorn) | Romania (UPC) | Spain (Ono) | Turkey | United Kingdom (Talkmobile | Voxi)
1Joint venture with Bharti Airtel.
| Major mobile network operators: