Roing-I STD Code
| City | Roing-I |
| STD Code | 03803 |
| District | Arunachal Pradesh (Zero) |
| State | North East |
STD Code of Roing-I is 03803. This city is located in Arunachal Pradesh (Zero) district of North East state in India. To call landline phones of Roing-I, you must add 03803 before the number.