Varna
39 B, Seliolu St.
Phone/Fax: 052/614 926
E-mail: interservice@isu.bg
Plovdiv
5, Dunav Blvd.
Phone/Fax: 032/950 166
Blagoevgrad
15, Gyorche Petrov
Phone: 073/8 17 77
Vidin
20, Stefan Karadzha St.
Phone: 094/2 83 41
Dobrich
Dobrotitza Res. Distr. Block 44, Entr. G, Fl. 3, Apt. 6;
Phone: 058/4 12 77
G. Delchev
4, Simeon Radev St.
Phone: 0751/2 24 30; 2 35 07
Bourgas
Meden Roudnik Res. Distr., Domestic Appliances Plant;
Phone: 056/85 33 33
Razgrad
Orel Res. Distr. Block 28, Entr. В, Apt. 4;
Phone: 084/2 68 57
Russe
11, Praga St. Block “Kaloyan” – Ground floor;
Phone: 082/44 47 30
Lovech
21 A, Bulgaria St.
Phone: 068/2 36 38
Kyustendil
19, Rakla
Phone: 078/4 55 12
Pleven
29, Parashkev Tzvetkov St.
Phone: 064/2 31 05; 4-75-75
Sliven
27, Bulgarka St. – Ground Floor;
Phone: 044/88 331
Varna
39 B, Seliolu St.
Phone: 052/614926,
Phone/Fax: 614926
e-mail: interservice@isu.bg
Sofia
50, Al. Stamboliysky Blvd.
Phone: 02/9865859
Plovdiv
56, Kostaki Peev Blvd. Office 6
Phone: 032/622995
Bourgas
“Andrey Shosholov” ET 29,
Tzar Simeon I St.
Phone: 056/841697, 843330
Fax: 056/841907, 840733
Russe
17, Vidin St.
Phone: 082 272054/088 309509
Sliven
“Kristal” ET – Radoslav Kolev
Kolyo Ficheto Res. Distr. Block 24 Apt.1
Provadia
“Aelita – 88” ET – Svetlyo Aleksandrov
Phone: 0518/4713
Yambol
“D. Dimitrov & Sons” ET
18 A, Tzar Ivan Alexander St.
Phone: 046/23623
Fax: 046/23623