Bangladesh Standard Time is calculated on the basis of 90.00° E longitude, which passes over the Harukandi Union of Harirampur Upazila of the Manikganj District in Dhaka Division, Bangladesh.
Bochaganj Upazila | Biral Upazila | Pirganj Upazila | Kushtia Sadar Upazila | Ishwardi Upazila | Faridpur Sadar Upazila | Dinajpur Sadar Upazila | Pirganj Upazila, Rangpur | Juri Upazila | Bhairab Upazila | Shibganj Upazila, Nawabganj | Nawabganj Upazila, Dhaka | Lohagara Upazila | Kulaura Upazila | Kachua Upazila, Chandpur | Kachua Upazila | Chatmohar Upazila | Beanibazar Upazila | Barlekha Upazila | Singair Upazila | Shibganj Upazila | Savar Upazila | Satkania Upazila | Rajnagar Upazila | Rajapur Upazila | Raipur Upazila | Phulbari Upazila, Kurigram | Phulbari Upazila | Patgram Upazila | Nawabganj Upazila |