it is located at 3510 international dr. NW 20008
Unfortunately, there is no official Oman immigration or visa office located in Hyderabad. Oman’s Embassy (New Delhi) and Consulate General (Mumbai) handle immigration and visa matters directly for India — not Hyderabad.
As of my last update, Armenia does not have an embassy in Bangladesh. However, diplomatic relations between the two countries exist, and Armenia is represented through its embassy in New Delhi, India. For consular services or inquiries, individuals in Bangladesh may need to contact the Armenian embassy in India.
Go to Bangladesh Embassy at Peking, apply for visa
Check the mfa (ministry of forein affairs), one can get a full list of Bangladesh embassies abroad.
embassy
In United Nations Road, Baridhara Dhaka, Bangladesh
General Sultan bin Muhammad Al-Numani is the Minister of the Royal Office for Oman.
Visa cancellation procedures are dependent on the policy of each nation. Cancellation or invalidation of an Oman visa while India can be resolved by consulting with the Embassy of Oman in New Delhi and or its consular offices.
apply for visa in Bangladeshi Embassy at Jakarta
An Ambassador's office is called an Embassy.
If you are not Bangladeshi citizen that time most of the cases you need passport and visa to visit. For visa you can contact with Bangladesh Misissions Abroad (embassy) in your country.
As of my last knowledge update in October 2023, the Nigerian Ambassador to Oman is Afolabi A. A. Akinyemi. However, diplomatic appointments can change, so it's advisable to verify this information with the latest updates from the Nigerian government or its embassy in Oman.