For Talking on a telephone??
Some do it depends on the frequency of the network who's mast it is
partitals
For Talking on a telephone??
Just about anywhere !.. In towns & cities - they're placed high up on tall buildings or self-standing masts. The mobile phone network uses microwaves to relay the calls - so it needs 'line of sight' from one mast to the next.
About 42 feet. But that's a guess, you might try the Poncin Yachts brochures or telephone number.
Fore-mast: the first mast, or the mast fore of the main-mast.Main-mast: the tallest mast, usually located near the center of the ship.Mizzen-mast: the third mast, or the mast immediately aft of the main-mast.(information from wikipedia)
Calling people
The telephone gives many uses including contact. Thanks to Alexander Graham Bell we have phones and are able to contact people around the world.
Packet
No email provider uses telephone to provide email.
Whoever uses a telephone.
The front mast is called the Foremast. Sometimes it is called the mizzen mast.