PIN code 223221 belongs to Bilari BO (Branch Post Office), located in Azamgarh district, Uttar Pradesh. It falls under the Northern Postal Region and is served by 16 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Bilari BO | BO | Branch Post Office |
| Chhitauna BO | BO | Branch Post Office |
| Khajuri BO | BO | Branch Post Office |
| Samsabad BO | BO | Branch Post Office |
| Baraipur BO | BO | Branch Post Office |
| Edilpur BO | BO | Branch Post Office |
| Vinoa Puri BO | BO | Branch Post Office |
| Youdhisthirpatti BO | BO | Branch Post Office |
| Aharaula SO | SO | Sub Post Office |
| Kushmahara BO | BO | Branch Post Office |
| Sarain BO | BO | Branch Post Office |
| Gahaji BO | BO | Branch Post Office |
| Sukhi Pur BO | BO | Branch Post Office |
| Bhimal Patti BO | BO | Branch Post Office |
| Daniyalpur BO | BO | Branch Post Office |
| Gauri BO | BO | Branch Post Office |
