S-57, F.i.e.e., Okhla Indl. Area, Phase Ii,, Delhi - 110020, Delhi, India
Sigtel-house A-36, A.f. Enclave, Jamia Nagar, Okhla,, Delhi - 110025, Delhi, India
Building No. A-277, Okhla, Phase-1, Near Crown Plaza Hotel,, Delhi - 110020, Delhi, India
228, Okhla Industrial Estate, Phase Iii,, Delhi - 110020, Delhi, India
E-43/1, Okhla Indl. Area, Phase Ii,, Delhi - 110020, Delhi, India