| Code | City / Office | Phone |
|---|---|---|
| JH01 | Ranchi | +(91)-651-2443608 / 2444044 |
| JH02 | Hazaribagh / Ramgarh | — |
| JH03 | Daltonganj | — |
| JH04 | Dumka | — |
| JH05 | Jamshedpur | — |
| JH06 | Chaibasa | — |
| JH07 | Gumla | — |
| JH08 | Lohardaga | — |
| JH09 | Bokaro Steel City | — |
| JH10 | Dhanbad | — |
| JH11 | Giridih | — |
| JH12 | Koderma | — |
| JH13 | Chatra | — |
| JH14 | Garhwa | — |
| JH15 | Deoghar | — |
| JH16 | Pakur | — |
| JH17 | Godda | — |
| JH18 | Sahibganj | — |
| JH19 | Latehar | — |
| JH20 | Simdega | — |
| JH21 | Jamtara | — |
| JH22 | Saraikela - Kharsawan | — |