- Tourist Police : Emergency call 1155/ 0-2356-0583 Address : 4 Ratchadamnoen nok Rd.,Watsomanas. Pom Prap Sattru Phai
- Police : Emergency call 191
- Tourism Authority of Thailand
- Immigration Bureau
- Immigration Samt Prakan
- Immigration Pathum Thani
- Immigration Nonthaburi
- Ministry of Labour (Work Permit Division)
- Department of Business Development
- The Revenue Department
- Thai Social Security Office
- BOI(The Board of Inbestment of Thailand)
- Ministry of Foreign Affairs of The Kingdom of Thailand
- Department of Industrial Works
- FDA Food and Drug Administration Thailand(Ministry of Public Health)
- Royal Thai Embassy Vientiane,LAOS