Tunwa BO is the primary post office registered under PIN code 332026 in Sikar, Rajasthan. This code sits within the Western Postal Region, with 6 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Tunwa BO | BO | Branch Post Office |
| Ghirnia Bada BO | BO | Branch Post Office |
| Kothyari BO | BO | Branch Post Office |
| Kumas BO | BO | Branch Post Office |
| Kachhwa BO | BO | Branch Post Office |
| Nechhwa SO | SO | Sub Post Office |
