Mariyahu STD Code
| City | Mariyahu |
| STD Code | 05451 |
| District | Jaunpur |
| State | Uttar Pradesh - East |
STD Code of Mariyahu is 05451. This city is located in Jaunpur district of Uttar Pradesh - East state in India. To call landline phones of Mariyahu, you must add 05451 before the number.