Defence Services Officers' Institute (DSOI)
Secretary
Dhaula Kuan, Delhi Cantt
Delhi - 110 010
+91 11 25694081, 25694082, 25694083, 25694084, 25694085, 25691897
+91 11 25691462
secretary( a )dsoidelhi.org
dsoidelhi.org
Provide Social and recreational facilities to the officers of the Defence Services, both serving and retired and their families and offer combined officers