- District-wise Number of Post Offices Functional in Bihar (As on 23.02.2022)
- District-wise Number of Post Offices in Bihar (As on 27.03.2017)
- District-wise Category-wise Number of Post Offices in Bihar (As on 31.03.2010)
- District-wise Number of Post Offices in Bihar (As on 31.03.2008)
- District-wise Number of Post Offices in Bihar (As on 31.03.2006)