HEAD OFFICE
Kosuyolu Cad. No:34 34718 Koşuyolu - Kadiköy - Istanbul/Türkiye
Phone : 90 216 544 90 00 (Pbx)
Fax : 90 216 545 59 94
E-Mail : info@onkokocsel.com

Business Development	:	Tel: 90 216 544 9020 - E-Mail: bd@onkokocsel.com
Purchasing	:	Tel: 90 216 544 9090 - E-Mail: purchasing@onkokocsel.com
Medical	:	Tel: 90 216 544 9062 - E-Mail: medical@onkokocsel.com
Information Technologies	:	Tel: 90 216 544 9084 - E-Mail: it@onkokocsel.com
Finance	:	Tel: 90 216 544 9110 - E-Mail: finance@onkokocsel.com

BRANCH OFFICES

MARMARA BRANCH OFFICE
EUROPEAN SITE
Phone : 0 533 705 59 88

ANATOLIAN SITE
Koşuyolu Cad. No:34 Koşuyolu, Istanbul
Phone : 0 216 544 90 00

CENTRAL ANATOLIA BRANCH OFFICE
İşçi Blokları mah.30. cad. 21/2 Balgat , Ankara
Phone : 0 312 286 87 00
Fax : 0 312 286 86 42

AEGEAN BRANCH OFFICE
Phone : 0 533 959 69 58

SOUTH MARMARA BRANCH OFFICE
Phone : 0 533 276 98 27

EAST MEDITERRANEAN BRANCH OFFICE
Phone : 0 533 582 46 76

SOUTHEAST ANATOLIAN BRANCH OFFICE
Phone : 0 533 276 87 39