The World’s First Telephone Book
The world’s first telephone book has just found in Connecticut. It was 20-page directory and issued in November of 1878. The phone book contained information useful to 391 subscribers within the Connecticut. It says that “Should you wish to speak to another subscriber you should commence the conversation by saying, ‘Hulloa!”.
It also says that “Never take the telephone off the hook unless you wish to use it”. When you are talking to other subscriber, say “That is all”, and the person on the other end should say “O.K.”, only then you can hang up. The book also tells the users “lower lip and jaw free.” Users are warned not to use the phone for more than 3 mins at a time and no more than 2 times an hour without getting the permission from the main office.
Photo Source: www.oldtelephonebooks.com
Say Hulloa! to commence the conversation : First Telephone book says
“Should you wish to speak to another subscriber you should commence the conversation by saying, ‘Hulloa!’, this one of the instruction found in the world’s first telephone book. The 20-page directory was issued in November of 1878, just two years after Alexander Graham Bell invented the Telephone. How to end the phone conversation, the book says, When you are done talking say, ‘That is all,’ and the person spoken to should say, ‘O.K.’”. Private collector Richard Green, had the book for many years.

