STOCKHOLM--(BUSINESS WIRE)--Regulatory News: TeliaSonera’s (OSE:TEL) (STO:TLSN) (HEX:TLS1V)(LSE:TEE) Interim report January-March 2015, will be announced on Tuesday April 21, 2015, at around 7:00 (CET) and a presentation will be available at www.teliasonera.com (http://www.teliasonera.com/en/) before the press and analyst conference. Tuesday April 21, 2015 Press and Analyst Conference Time: 9:30 (CET) Place: TeliaSonera’s Head Office, Stureplan 8, Stockholm Mr Johan Dennelind, President and Chi