Which country are you talking about?
Nowhere ! UK numbers starting with 0161 are for the MANCHESTER area !
There are not currently telephone numbers beginning with 75 in Dublin, Ireland.
Most telephone numbers in Destelbergen, Belgium, begin with 09, which is +32 9 in international format.
All landlines in the Manchester area start with 0161
STD dialling began in the UK in 1958.
They don't all start with 9. Mine doesn't.
5 digit telephone numbers having at least one of their digits repeated is = total possible 5 digit telephone numbers - 5 digit telephone numbers without any digit being repeated. =(10*10*10*10*10)-(10*9*8*7*6) =100000-30240 =69760
Skype would be a good start, It can make calls to real phone numbers.
The duration of Talking Telephone Numbers is 1800.0 seconds.
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Talking Telephone Numbers was created on 1994-02-28.
Talking Telephone Numbers ended on 1997-12-22.