| Office | Phone No. | Fax No. | Telex No. | Persons |
| Kolkata (Head Office) 3 Hungerford Street Kolkata 700 017 Cabel: Micaking | 91-33-22879450 91-33-22874477 | 91-33-22877622 91-33-2835-0335 (Attn ICR) | 21-4898 21-7017 (Attn ICR) | Mr. O.P. Rajgarhia Res: 2287-1865 Mr. G.S. Rajgarhia Res: 2287-1139 Mr. Rohit Rajgarhia Res: 2287-7112 |
| |
Kodarma (Mica factory) Jhumritilaiya 825 409 Kodarma, Bihar | 91-6534-222443 | 91-6534-222935 | | Mr. P.R. Pilania Res:222483 |
Giridih (Mica factory) Inderchand, Rajgarhia Road Giridih 815 301, Bihar | 91-6532-222006 91-6532-222876 | 91-6532-222376 | | Mr. A.K. Chowdhury |
Gudur (Mica) Andhra Pradesh | | | | Mr. Madan Dangaich 08624 - 51374 |