RSO - Severozapad
Department Statistical Surveys - Pleven
Department Statistical Surveys - Vidin
Department Statistical Surveys - Vratsa
Department Statistical Surveys - Lovech
Department Statistical Surveys - Montana
RSO - Sever
Department Statistical Surveys - Veliko Tarnovo
Department Statistical Surveys - Gabrovo
Department Statistical Surveys - Razgrad
Department Statistical Surveys - Ruse
Department Statistical Surveys - Silistra
RSO - Severoiztok
Department Statistical Surveys - Dobrich
Department Statistical Surveys - Targovishte
Department Statistical Surveys - Shumen
RSO - Yugoiztok
Department Statistical Surveys - Burgas
Department Statistical Surveys - Sliven
Department Statistical Surveys - Stara Zagora
Department Statistical Surveys - Yambol
RSO - Yug
Statistical Surveys - Kardzhali
Statistical Surveys - Pazardzhik
Statistical Surveys - Plovdiv
Statistical Surveys - Smolyan
Statistical Surveys - Haskovo
RSO - Yugozapad
Department Statistical Surveys - Blagoevgrad
Department Statistical Surveys - Pernik
Department Statistical Surveys - Kyustendil
Department Statistical Surveys - Sofia District
Department Statistical Surveys - Sofia
