The USS Montana (SSN-823) is a Virginia-class nuclear attack submarine. Its skipper in 2012 is Kenneth Gummerson. It had the capability of deploying a Predator drone. In April of that year, it embarked a Ghost Recon team in Subic Bay led by Captain Scott Mitchell as part of Operation War Wraith. Following the team's escape from China, it surfaced to pick up their zodiac. Once in international waters, they were met by a helicopter carrying medical staff to treat the wounded.
- The vessel did not exist in real-life when the book was written in 2008. In August 2015, it was announced that SSN-794 would be named the USS Montana.