- District-wise Number of Post Offices in Karnataka (2011-2012)
- District-wise Number of Post Offices in Karnataka (2010-2011)
- District-wise Number of Post Offices in Karnataka (2009-2010)
- District-wise Number of Post Office, Telephones Exchanges and Telephones in Karnataka (As on 31.03.2009)
- District-wise Number of Post Office, Telephones Exchanges and Telephones in Karnataka (As on 31.03.2008)
- District-wise Number of Post Office, Telephones Exchanges and Telephones in Karnataka (As on 31.03.2007)