02-134 Warsaw, ul. 1 Sierpnia 21
phone (+48) 22 464 20 00, 
e-mail:

Informatorium - Ground floor

Tel: 022 464 20 85

E-mail:

REGON Register - Ground floor, REGON hall,
Tel. 022 464 20 83,
Tel. exch. 022 464 20 00,
E-mail:

Branch in Ciechanów
tel. (+48) 23 672 37 89

Branch in Ostrołęka
tel. (+48) 29 760 42 52

Branch in Płock
tel. (+48) 24 366 50 40

Branch in Radom
tel. (+48) 48 362 78 67

Branch in Siedlce
tel. (+48) 25 632 63 47