Colons

1. Use a colon after a clause which introduces a formal list. Do not use a colon unless the words preceding the list form a complete statement.
   • His favorite poets are these three: Shakespeare, Milton, and Zappa.
     

     (Note this incorrect example. His favorite poets are: Shakespeare, Milton, and Zappa.)

2. Use a colon after a statement which calls for explanation or amplification.
   • One thing accounted for his amazing success: hard work.
   • The children asked Santa for just one thing: toys, lots of toys.
   
   
3. Use a colon after expressions introducing a long and formal quotation.
   • The principal rose to his feet and said these words: "We have gathered today as parents, faculty, and administrators to welcome our new students."
   
   
4. Use a colon after the formal salutation of a letter, between the hour and minute figures in time designations, between a chapter and verse reference from the Bible, and between a title and sub title.
   • Dear Sir:
   • 8:59 A.M.
   • John 3:16