The RBI has four zonal offices at Chennai, Delhi, Kolkata and Mumbai. It has 19 regional offices and 11 sub-offices throughout India. Regional offices are located in Ahmedabad, Bangalore, Bhopal, Bhubaneswar, Chandigarh, Chennai, Delhi, Guwahati, Hyderabad, Jaipur, Jammu, Kanpur, Kochi, Kolkata, Dewas , Lucknow, Mumbai, Nagpur, Patna, Dehradun and Thiruvananthapuram. Sub-offices are located in Agartala , Aizawal , Dehradun, Gangtok , Imphal , Panaji, Raipur, Ranchi, Shillong , Shimla and Srinagar