Orange Belgium S.A.

Transaction in Own Shares • Feb 29, 2016

Press Release

Embargo until February 29 2016 at 7:30 a.m. Regulated information

Purchase of own shares in the context of the liquidity contract

Brussels, Monday, February 29, 2016 – In the framework of the liquidity contract, Mobistar (Euronext Brussels: MOBB) announces today that it has bought 4,600 own shares during the period 22/02/2016 up to 26/02/2016. For the same period, Mobistar has sold 51,000 own shares.

Acquisition date	Number of shares purchased	Average price (euros)	Highest price (euros)	Lowest price (euros)
February 22,2016	0	0	0	0
February 23,2016	1,000	19.198	19.200	19.185
February 24,2016	3,000	18.846	19.000	18.710
February 25,2016	0	0	0	0
February 26,2016	600	19.074	19.225	18.710

At February 26, 2016, Mobistar held 213,600 shares acquired in the framework of the liquidity contract. The summary of the acquisitions realized in the framework of the liquidity contract launched on August 1 st, 2014 is available on the corporate website http://corporate.mobistar.be/en under the section "Financial information / Shareholders & Investors / Liquidity Contract".

Mobistar (EURONEXT BRUSSELS: MOBB) is one of the main actors on the telecommunications market in Belgium and Luxembourg. The company offers its residential customers postpaid and prepaid innovative mobile telecom products and services. On the business market, Mobistar operates DSL fixed network telephony and high-speed Internet, acts as an integrated communications provider and offers a portfolio of mobility and connectivity services. Mobistar is also a wholesale provider, offering access to its infrastructure and service capabilities to its wholesale partners. Mobistar, with the Orange group as major shareholder, is listed on the Brussels Stock Exchange.

For further information, please contact: Investor relations: e-mail: ir@mail.mobistar.be Siddy Jobe: +32 (0)2 745 80 92

Press service: +32 (0)473 94 87 31 - http://corporate.mobistar.be/press Follow us on Twitter: @PressMobistar