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S-Squad Books in Order
Below you'll find the complete list of S-Squad books in publication order. This is generally the recommended reading order for the series.
Reading order verified: April 2026
Quick Answer
What order should I read the S-Squad series? Start with "Infestation" (2017) and follow publication order through all 18 books.
The complete S-Squad reading order is listed below in publication sequence.
Publication Order
Infestation
2017
Operation Antarctica
2018
Operation: Siberia
2018
Operation: Amazon
2018
Operation: Loch Ness
2018
Operation Syria
2019
Operation Norway
2019
Operation Mongolia
2019
Operation Congo
2020
Operation: North Sea
2020
Operation: Yukon
2021
Operation: Sahara
2021
Operation London
2021
Operation: Patagonia
2022
Operation Orkney
2022
Operation North Pole
2023
Operation Yukatan
2024
Operation Below
2025
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