Oriental Bank Of Commerce is in Follwing Districts in Tamil Nadu State

Ambattur
Chengalpattu
Chennai
Coimbatore
Erode
Hosur
Kancheepuram
Kanchipuram
Karur
Krishnagiri
Madurai
Milaganoor, Dist Sivaganga
Nagapattinam
Nagercoil
Namakkal - Tamilnadu
Ootacamund
Palani Dist - Dindigul Tn
Pollachi
Salem
Sivaganga - Tamilnadu
Sivakasi
Thanjavur
Tirunelvali
Tirupur
Tiruvallur
Trichy
Tuticorin
Vellore
Villupuram