The editor's and reviewer's country of Control Systems and Optimization Letter Journal is as follows.
- Indonesia
- Brazil
- Malaysia
- Poland
- Brunei Darussalam
- Iraq
- Algeria
- Mexico
- Palestine
- Libya
- Egypt
- Vietnam
- Thailand
- Japan
- Qatar
- Nigeria
- Turkey
- Morocco
- Cambodia
- Saudi Arabia
- Philippines
- United States
- Ukraine
- Azerbaijan
- China