These are books based on the 4400 series.
“So far, there have been four books written that tie in to The 4400 (TV series). The first two...4400 Books
“ Promises Broken is the fourth book based on the series and the second set after the end of the...Promises Broken
“ This book picks up directly after the last episode where Collier's P-Positives were controlling...Welcome to Promise City
“Although the 4400 began as a television show, the series continues in a series of novels. Their...Books
“ The Vesuvius Prophecy is the first book based on the series. It was released in June 2008. Set...The Vesuvius Prophecy