The official final retirement of the P-3 Orion from military service is anticipated by 2025. The Boeing P-8 Poseidon, which entered service in 2013, assumes the P-3 Orion's roles and responsibilities.

The US Navy Reserve in Seattle took possession of their first brand new Boeing P-8 Poseidon recently at Boeing ... this type who have been using the P-3 Orion which is based on a commercial ...