As a customer of BSNL Warangal SSA (covered with 5 districts), if might face issues with any of Broadband, Fiber to Home, Landline services or on any latest plans and offers as well one day or another which do change, you may approach to any 20 CSC for solution as required. The good part is,
source https://99-networks.com/bsnl-warangal-ssa-csc-broadband-mobile-plans/