ISO 3166-2:BG ISO 3166-2:BG ISO 3166-2:BG is the entry for Bulgaria in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions (e.g., provinces or states) of all countries coded in ISO 3166-1. Currently for Bulgaria, ISO 3166-2 codes are defined for 28 districts. Each code consists of two parts, separated by a hyphen. The first part is , the ISO 3166-1 alpha-2 code of Bulgaria. The second part is two digits (01–28). The codes are assigned in Bulgarian alphabetical order. Subdivision names are listed as
BG Voz BG Voz BG Voz (stylized as BG:Voz; ) is an urban rail system that serves the city of Belgrade, Serbia. It is operated by the public transit corporation GSP Belgrade and is a part of the integrated BusPlus system. BG:Voz began service between New Belgrade and Pančevo Bridge stations on September 1, 2010. Starting from April 15, 2011, the line has been extended westward to Batajnica. Further extension across the Danube, towards Krnjača and Ovča in 2016, was financed from the RZD International credit. The total travel time between the first and the last stop is 50 minutes. At peak