What does STD code mean?

Subscriber trunk dialling
Subscriber trunk dialling (STD) codes are assigned to each city, town and village. These codes can be between 2 and 8 digits long, with the largest metropolitan areas and cities having the shortest (two-digit) codes: 11 – New Delhi, Delhi.

What is the difference between STD code and ISD code?

ISD (International Subscriber Dialling) stands for International calls, STD (Subscriber’s Trunk Dialling) for Inter-state calls and PCO (Public Call Office) for local calls.

What is STD and ISD code?

STD / ISD Codes Subscriber trunk dialing codes usually known as STD codes are allotted to each city or village/town. STD Codes are of multiple type based on the size of the city.

What is India STD Code?

+91
India/Dialing codes

What is STD code for USA?

+1
United States/Dialing codes

How does US number look like?

The standard American telephone number is ten digits, such as (555) 555-1234. International calls are initiated by dialing “011”, followed by the ‘country code’, the ‘area code’ and 7-digit phone number. If the phone you’re calling from is a cell (mobile) phone, then the ‘1’ is not required but the ‘011’ is required.

What is a STD number?

The STD is a telephone numbering system that permits subscribers to dial trunk calls without operator’s help. The term STD (Subscriber Trunk Dialling) was introduced when it first became possible for making domestic long distance calls. Area codes are used to identify the location of the subscriber telephone connection.

What is a STD call?

Subscriber trunk dialling (STD, also known as subscriber toll dialling) is a telephone system allowing subscribers to dial trunk calls without operator assistance. The term was introduced when it first became possible for long-distance calls to be dialled directly, and is now rarely used where calls to any destination can be dialled.

What is the STD code for Delhi?

Std Code Of Delhi – 011. Delhi is a city belongs to Delhi state of India. In order to make a call to this village, you will have to use a STD code- 832 followed by the respective telephone number. Without the correct STD code, your call will not be connected to the right person.