Islamic Republic of Iran Navy
It is charged with the responsibility of forming Iran's first line of defense in the Gulf of Oman and beyond with the mission of acting as an effective blue-water navy. However, it is generally considered as a conventional green-water navy as it mostly operates at a regional level, in the Persian Gulf and Gulf of Oman but also as far afield as the Red Sea, the Mediterranean Sea and northwest quarter of the Indian Ocean. In July 2016, the Navy said that it would establish a presence in the Atlantic Ocean, of unspecified duration.
Persian Corridor
The main ports in the Corridor for supplies inbound to Iran were:
in Iran,
in Iraq,
The main overland routes were from the ports to Tehran, and then
or, alternatively,
The main port for outbound supplies (via the Caspian Sea) was Nowshahr. Ships ferried supplies from this port to Baku or Makhachkala.