From Stamps of the World
Burgas or Bourgas (Bulgarian: Бургас) is the second-largest city on the Bulgarian Black Sea Coast and the fourth-largest in Bulgaria. It is the capital of Burgas Province and an important industrial, transport, cultural and tourist center.
Cards and Covers
Postmarks of the Austrian Levant office (1854-1880)
The Llyod post office name of BURGAS was in use.