STD CODE

STD CODES OF INDIA BY STATE WISE:

STD CODES OF INDIA BY UNION TERRITORIES WISE:

What Is STD Code?

STD codes (Subscriber Trunk Dialing codes) are numerical codes used to dial a long-distance telephone call within a country, without the need for operator assistance. They are also known as area codes, city codes, or dialing codes. STD codes are used to specify a particular geographic area or region within a country when making a phone call.These codes can be between 2 and 8 digits long.

STD Code List of Tier-1 Cities in India

In India tier-1 cities have a 2-digit STD code. Below we have listed the STD codes of tier-1 cities in India.

STD Code List of Tier-2 Cities in India

In India tier-1 cities have a 3-digit STD code. Below we have listed the STD codes of tier-2 cities in India.