[5][6][7] During the British rule in India, they achieved success at the IFA Shield, in which the club gained runner-up position in 1908, 1909, 1915, and 1939.

[10] In June 2023, the Indian Football Association (IFA) announced the merger of both Premier Division A and B of the Calcutta Football League ahead of its 125th edition, in which Calcutta Customs was placed in Group II.

[11][12] Calcutta Customs has its field hockey and cricket divisions since its foundation.

[27][28][29] Legendary hockey player Major Dhyan Chand rated the 1933 Beighton Cup final between Jhansi Heroes and Calcutta Customs the most memorable match of his career in his autobiography Goal, saying "If anybody asked me which was the best match that I played in, I will unhesitatingly say that it was the 1933 Beighton Cup final between Calcutta Customs and Jhansi Heroes.

[30] The players below, represented Calcutta Customs in domestic hockey tournaments, alongside playing for the India national team The men's cricket section of Calcutta Customs is affiliated to the Cricket Association of Bengal (CAB),[49][50] and participate in regional tournaments such as First Division League,[51][52][53] and J.C. Mukherjee T-20 Trophy.