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