Haldia STD Code
| City | Haldia |
| STD Code | 03224 |
| District | Midnapur (Kharagpur) |
| State | West Bengal |
STD Code of Haldia is 03224. This city is located in Midnapur (Kharagpur) district of West Bengal state in India. To call landline phones of Haldia, you must add 03224 before the number.