Telekom Austria AG

Lassallestraße 9

1020 Wien

Austria

Tel. +43 50 664 0

www.A1.group

A1 Telekom Austria AG

Lassallestraße 9

1020 Wien

Austria

Tel. +43 50 664 0

www.A1.net

Mobiltel EAD

1, Kukush Street

1309 Sofia

Bulgaria

Tel. +359 88 8088088

www.mtel.bg

Vipnet d.o.o.

Vrtni put 1

10000 Zagreb

Croatia

Tel. +385 14691 091

www.vipnet.hr

Unitary enterprise velcom

36-2, Internatsionalnaya

220030 Minsk

Belarus

Tel.+375 330 33 03

www.velcom.by

A1 Slovenija, d. d.

Šmartinska cesta 134b

1000 Ljubljana

Slovenia

Tel.: +386 40 443 000

www.A1.si

Vip mobile d.o.o.

Bulevar Milutina

Milankoviića 1ž

11070 Novi Beograd

Republic of Serbia

Tel.: +381 6 01234

www.vipmobile.rs

one.Vip DOO Skopje

Filip Vtori Makedonski 3

1000 Skopje

Republic of Macedonia

Tel. +389 2 311000 77

www.vip.mk

Imprint

Ownership and publisher: Telekom Austria AG  Spokesperson: Barbara Grohs (barbara.grohs@A1.group)  Investor Relations: Susanne Reindl (susanne.reindl@A1.group)

Group Sustainability: Irene Jakobi (irene.jakobi@A1.group)  Project team: Investor Relations: Barbara Jeitler, Martin Stenitzer  Group Communications & Sustainability: Irene Jakobi, Maximilian Rabl, Anna Schwarzbauer  Consolidated Financial Statements: Anita Gari (Group Accounting and Taxes) with the technical support of FIRE.sys GmbH  Concept, text and project management: A1 Telekom Austria Group Art direction and design: HammerAlbrecht (Jolanda Buck, Daniel Hammer) Digital publishing: www.pagestrip.com, alice interactive GmbH  Editorial deadline: 23 February 2018