BookBingeFrontlines Books in Order
A fast-paced military science fiction series following a young recruit fighting for survival on Earth and against an unknown alien threat among the stars.
Here is the complete Frontlines reading order — all 8 books by Marko Kloos, in the order you should read them:
Publication order (recommended)
- Terms of Enlistment(2013)
- Lines of Departure(2014)
- Angles of Attack(2015)
- Chains of Command(2016)
- Fields of Fire(2017)
- Points of Impact(2018)
- Orders of Battle(2020)
- Centers of Gravity(2022)
Good news: for this series, publication order and chronological order are the same — just read straight down the list.
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Get BookBingeFrequently asked questions
How many books are in the Frontlines series?
There are 8 books in the Frontlines series by Marko Kloos, beginning with Terms of Enlistment (2013) and most recently Centers of Gravity (2022).
What is the first Frontlines book?
The first book is Terms of Enlistment, published in 2013. That's where new readers should start.
Should I read Frontlines in publication or chronological order?
Publication and chronological order are identical for this series, so just follow the list.