Subscriber Trunk Dialing or STD Codes are 2 digits long for large metros, 3-digits for smaller cities and 4-digits for small town and villages. In case of smaller towns, more than one area may share the same std code.
Over the past few decades the telecom industry has taken a huge leap in this country, almost the entire country is connect by phone. However remembering the (STD) Subscribers trunk dialing codes for all cities is very hard. Now you can easily find a locality with a STD code or find the STD code of a particular locality using our STD code search engine.