Sri lanka is divided in to 9 provinces. western/central/eastem/north central/northem/north western/sabaragamuwa/southern/uva are 9 provinces in sri lanka. There are many largest cities in sri lanka. Colombo is very largest town in sri lanka. Negombo/galle/matara/jaffna/kandy/moratuwa/panadura/batticaloa and anuradapuraya are largest towns in sri lanka. The provinces of sri lanka are divided in to 25 districts.