Post office
Koilhara Branch Post Office
Madhuban block, Purbi Champaran district, Bihar
- Koilhara village →
- All places in Madhuban block →
- All banks, atms & post offices in Purbi Champaran district →
- PIN code
- 845420
- Office type
- Branch Post Office · delivery
- Run by
- India Post (as listed in the source)
- Location
- 26.45550° N, 85.12710° E
Source: India Post – All India Pincode Directory, release of 1 Sept 2026. Post offices: Department of Posts, All India Pincode Directory (data.gov.in, GODL-India), GODL-India. Last seen in the source 24 Oct 2026. Not checked by VoiceOfVillage; call before you travel.
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