New Jersey Statutes Title 48. Public Utilities 48 § 17-15.1

In every telephone directory printed and distributed after January 1, 1956, to the general public in this State or in any portion thereof, which lists the call numbers of any telephones, located within this State and served from any telephone exchange located within this State, except such as are distributed solely for business advertising purposes, commonly known as classified telephone directories, there shall be printed in type not smaller than any other type appearing on the same page, a notice preceded by the word “warning” printed in type at least as large as the largest type on the same page, setting forth the substance of the first section of this act.  1