What is full form of STD call?

Subscriber trunk dialling (STD), also known as subscriber toll dialing, is a telephone numbering plan feature and telecommunications technology for the dialing of trunk calls by telephone subscribers without the assistance from switchboard operators.

What is STD and ISD full form?

STD- Subscriber Trunk Dialling 3. ISD- International Subscriber Dialling.

What is the full form of STD and SMS?

sms: short message service. std:Subscriber Trunk Dialing (or) Subscriber Toll Dialing. isd:international subscriber dialing.

What is STD facility?

Subscriber Trunk Dialling( STD) also known as Subscriber toll dialling is a telephone system which allows subscribers to make long distance calls without the assistance of an operator. …

What is PCO in communication?

PCO stands for Public Call Office. It is referred to a place in the public area which provides a telephone facility. It was very required and efficient medium for affordable communication before the telecom revolution. At that time, PCO provides an affordable communication platform at places where it is needed.

What is PCO in telecom?

A public call office (PCO) is a telephone facility located in a public place in India and Pakistan. It is also another name in the United Kingdom for a public telephone box (postal addresses for these kiosks sometimes include “PCO”).

What is PCO in Mobile?

When did PCO start in India?

In the past few years, some private players have also started offering PCO services, but BSNL and MTNL still enjoy a lion’s share of the market. PCOs began to mushroom in the early 1990s and took the telephone out of the realm of luxury to a public utility.

What is my BSNL STD Code?

The STD code of Bangalore in Karnataka is 080.

Location	STD Code
Bangalore	080
Anekal	08110
Hosakote	08111
Channapatna	08113

How many Pincodes are there in India?

9
It was devised on 15 August, 1972. At present, the country has 9 Postal (PIN) zones out of which 8 represent different geographical areas and the last one is reserved for providing the postal services to the armed forces. The first digit of the postal code represents one of the many geographical areas.