European route E 773 is a European B class road in Bulgaria, connecting the village of Popovica and the cities of Stara Zagora and Burgas.

•  Bulgaria
  • A 1: Chirpan ( E80) - Stara Zagora ( E85) - Burgas
  • I-6: Burgas ( E87)

• Roads in Bulgaria
• Highways in Bulgaria

• UN Economic Commission for Europe: Overall Map of E-road Network (2007)
• International E-road network