STD
| Definition | : | Subscriber Trunk Dialling |
| Category | : | Technology » Communication |
| Country/Region | : | United Kingdom  |
| Popularity | : |
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What does STD mean?
Subscriber trunk dialling (STD, also known as subscriber toll dialling) is a term for a telephone system allowing subscribers to dial trunk calls without operator assistance. It is used in other countries such as the Republic of Ireland, Australia and India.
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STD | Sexually Transmitted Disease |
Frequently Asked Questions (FAQ)
What is the full form of STD?
The full form of STD is Subscriber Trunk Dialling