TBZ has its own Mission Fields. TBZ first sent out on its own missionaries to Tripura from about 1964 and then to Karbi-Anglong in 1976. Tripura and Karbi-Anglong fields were handed over to the Mission Board of the Mizoram Presbyterian Church, Tripura field in 1987 and Karbi Anglong field in 1990 respectively. At present, 86 Missionaries and 40 Local Workers are working in the Mission Fields. Hqrs.Office Staff-4. Total Full Time Workers are 130.