Go back to directory. Add to Address Book. Lanka IOC PLC Lanka IOC PLC Work Level 20, West Tower, WTC, Echelon Square Colombo 01 work Work Phone: +94 11 2475720work Work Phone: +94 11 2475702work Work Email: [email protected]INTERNET Work Email: [email protected]INTERNET NCCSL Membership No: 1201 Website: www.lankaioc.com