The world's first telephone book

The world's first telephone book. Public Domain ClipArt Stock Photos and Images. New Haven telephone directory, 1878. The world's first phone book. Date: 1878. Author: Connecticut District Telephone Company.

The first telephone directory, consisting of a single piece of cardboard, was issued on February 21, 1878, it listed 50 businesses in New Haven, Connecticut that had a telephone.

This image (or other media file) is in the public domain because its copyright has expired. This applies to the United States, where Works published prior to 1978 were copyright protected for a maximum of 75 years, in this case 1878. See Circular 1 "COPYRIGHT BASICS" PDF from the U.S. Copyright Office.