| No. | Issued Date | Issued No. | Image | Issued Name | Denomination | 
   
    | 1 | 1986-01-01 | 329 |  | Express Mail Service Commemorative Stamp | 2 Baht | 
     
    | 2 | 1986-01-08 | 330 |  | Marine Turtles | 1.50 Baht, 3.00 Baht , 5.00 Baht, 10.00 Baht | 
     
    | 3 | 1986-01-11 | 331 |  | National Children's Day 1986 Commemorative Stamp | 2 Baht | 
     
    | 4 | 1986-04-05 | 332 | - | Red Cross 1986 | 2+0.25 Baht | 
     
    | 5 | 1986-06-16 | 333 |  | The Bicentenary of Sunthorn Phu | 2.00 Baht | 
     
    | 6 | 1986-06-26 | 334 |  | Thai Fruits (3rd Series) | 2.00 Baht, 2.00 Baht , 6.00 Baht , 6.00 Baht | 
     
    | 7 | 1986-07-21 | 335 |  | National Year of the Trees 1986 | 2.00 Baht | 
     
    | 8 | 1986-08-04 | 336 |  | National Communications Day 1986 Commemorative Stamp | 2.00 Baht | 
     
    | 9 | 1986-10-05 | 337 | - | International Letter Writing Week 1986 | 2.00 Baht, 2.00 Baht , 6.00 Baht , 6.00 Baht | 
     
    | 10 | 1986-10-24 | 338 |  | International Year of Peace | 2.00 Baht | 
     
    | 11 | 1986-10-24 | 339 |  | Productivity Year 1986 Commemorative Stamp | 2 Baht | 
     
    | 12 | 1986-11-07 | 340 | - | The 75th Anniversary of Thai Scouting | 2+50 Baht,2+50 Baht,2+50 Baht,2+50 Baht, | 
     
    | 13 | 1986-11-07 | 341 | - | The 6th ASEAN Orchid Congress Commorative Stamps | 2.00 Baht, 3.00 Baht , 4.00 Baht , 5.00 Baht | 
     
    | 14 | 1986-11-26 | 342 |  | Mushrooms Postage Stamps | 2.00 Baht, 2.00 Baht , 6.00 Baht , 6.00 Baht | 
     
    | 15 | 1986-12-19 | 343 | - | The 60th Anniversary of Fisheries Department | 2.00 Baht, 2.00 Baht , 7.00 Baht , 7.00 Baht |