Information AboutSubscriber Trunk Dialling |
| CATEGORIES ABOUT SUBSCRIBER TRUNK DIALLING | |
| telephony | |
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The term "subscriber trunk dialling" is used in other countries such as Australia , but the corresponding term in the US And Canada is Direct Distance Dialing . In the UK, STD started when, on s, it is still common to see and hear the old term in everyday use. The term was extended, when on 8 March 1963 , London subscribers were able to dial Paris direct using international subscriber trunk dialling. In India the term still applies and to dial out of one's unit area, the relevant city code has to be prefixed to the local number. This prefix starts with a 0. Certain numbers are also prefixed with 95 which are local calls within 500 km. Some phone companies in Australia still use this method of billing as well. SEE ALSO EXTERNAL LINKS
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