[13] Beside CFL, the club participates in other regional tournaments alongside the Kolkata giants Mohun Bagan SG, East Bengal and Mohammedan Sporting.

[21][22] The team was then managed by legendary coach Sushil Bhattacharya, who guided them earning promotion to Calcutta Football League first division.

[25] Amal Dutta became Tollygunge coach in 1999, helped the club reaching final of the 105th edition of IFA Shield in that year.

[26] In July 2000, after a brilliant display at the NFL, Tollygunge goalkeeper Prasanta Dora was included in Sukhwinder Singh managed national team of India during their historic England-tour, where they played three matches against English Premier League sides Fulham, West Bromwich Albion, and arch-rival Bangladesh.

In 2021, Tollygunge announced Modern Institute of Engineering and Technology as their main sponsor ahead of the 2021–22 Calcutta Premier Division.

[43] They lost 11 games and won only 3, as East Bengal FC and Vasco SC thrashed Tollygunge by 5–0 respectively and Mohun Bagan rout them by 4–0.

[47] In January 2003, Indian courier company DTDC Express Limited was unveiled as club's title sponsor.

[58][59] Tollygunge has the rivalries with other two Calcutta Football League sides Kalighat Milan Sangha and Bhawanipore FC, which is often referred to as the "South Kolkata Derby".

[110] In 1985, Tollygunge Agragami became affiliated with fellow CFL Premier Division side Russa United Club, and formed a football academy alongside operating coaching camps in Kolkata.