Thai League 3
Saimit Kabin United
Surin Sugar Khong Chee Mool
Rajpracha FC
Air and Coastal Defense Command FC
Yasothon FC
Phuket Andaman
Pathumthani University
Royal Thai Fleet FC
Chiangrai City FC
Toko Customs United
Bankhai United
Ubon Kruanapat
Lopburi City FC
Samut Sakhon City
Suranaree Black Cat
Futera United
Assumption Thonburi
Khonkaen FC
Prime Bangkok FC
Khelang United
Roi Et PB United
Muang Trang United
Royal Thai Air Force FC
BFB Pattaya City
Chachoengsao Hi-Tek
Padriew City
Thonburi United FC
VRN Muangnont
Chiangrai Thawee
Angthong FC
Banbueng City
Pluakdaeng United
Hua Hin City
Surin City FC
Udon Banjan United
Marines Eureka FC
Krabi FC
Thap Luang United
Udon United
Phichit United 2021
Khunsuk Saraburi FC
Ubon Eastern FC
Chumphon United
Nonthaburi United
Samut Songkhram City
Muang Loei United
Nakhon Sawan See Khwae City
Chattrakan City
Chiangmai FC
North Bangkok University FC
PT Satun FC
Northern Nakhon Mae Sot United
Kasem Bundit University FC
Royal Thai Army FC
Suphanburi FC
TPF Uttaradit
Royal Thai Navy FC
Samui United
Phitsanulok FC 2015
Nara United
Khonkaen Mordindang FC
Surat Thani City
FC Yala
Singburi Warriors FC
Maejo United
Ranong United FC
Kamphaengphet FC