The 2023–24 Thai League 3 Northern region is a region in the regional stage of the 2023–24 Thai League 3.[1] The tournament was sponsored by Rising Sun fertilizer, and known as the Rising Sun Fertilizer League for sponsorship purposes.[2] A total of 11 teams located in Northern, Western, and Central of Thailand will compete in the league of the Northern region.
Source: Thai League Rules for classification: 1) Points; 2) Head-to-head points; 3) Head-to-head goal difference; 4) Head-to-head goal scored; 5) Overall goal difference; 6) Overall goal scored; 7) Fair play points; 8) Play-off without extra time). (C) Champions; (Q) Qualified for the phase indicated; (R) Relegated Notes:
^ abRongseemaechaithanachotiwat Phayao and Kongkrailas United were administratively relegated to the 2025 Thailand Semi-pro League for failing to meet club licensing standards.[14][15]
^ abUttaradit Saksiam ahead on head-to-head points record; Uttaradit Saksiam 6 pts, Kongkrailas United 0 pts.
^Nakhon Sawan See Khwae City remained in the league after Rongseemaechaithanachotiwat Phayao and Kongkrailas United failed to meet the club licensing criteria for the 2024–25 season, resulting in Nakhon Sawan See Khwae City retaining their spot.[16]
Source: Thai League Legend: Blue = home team win; Yellow = draw; Red = away team win. For upcoming matches, an "a" indicates there is an article about the rivalry between the two participants.
Note: Unk.1 Some error of T3 official match report 16 September 2023 (Kongkrailas United 3–3 Phitsanulok Unity). Unk.2 Some error of T3 official match report 1 October 2023 (Phitsanulok 0–0 Northern Nakhon Mae Sot United). Unk.3 Some error of T3 official match report 19 November 2023 (Kongkrailas United 1–2 Nakhon Sawan See Khwae City). Unk.4 Some error of T3 official match report 24 December 2023 (Kongkrailas United 2–1 Chiangrai City). Unk.5 Some error of T3 official match report 27 January 2024 (Kongkrailas United 1–0 Kamphaengphet). Unk.6 Some error of T3 official match report 24 February 2024 (Uttaradit Saksiam 1–2 Chiangrai City). Unk.7 Some error of T3 official match report 24 February 2024 (Phitsanulok Unity 4–2 Kongkrailas United).