GS Caltex Head Office
- Address GS Tower, 508 Nonhyeon-ro, Gangnam-gu, Seoul
- Phone 02-2005-1114
Service Center
- Phonehq 1544-5151
Complex / Plants
Yeosu Complex
- Total Area 6,000,000㎡
- Products Petroleum, petrochemicals
- Address 918 Yeosusandan-ro, Yeosu, Jeollanam-do
- Phone (061) 680-2114