India is one of the largest Telephone network in the world, having billions of customers. It is essential for all of us to have the STD code phone directory to track the incoming or to make out station calls.

red-apple.in gives you simple option to find STD code for any city / state in India, by just typing one word in search box. red-apple.in is the largest STD code data bank covers all STD codes with latest information for all Indian cities.