Unnamed Earth starships
The following are unnamed Earth starships.

By class
 Unnamed J-class starships
 Unnamed Y-class starships
 Unnamed Arctic One-type starships
 Unnamed Emmette-type starships
 Unnamed Intrepid-type starships
 Unnamed Sarajevo-type starships

By unknown class

Avengers assault fleet  

An unknown number of unnamed starships in an assault fleet lead by the  were completely destroyed in 2155, with the Avenger barely surviving after the  intervened. By this point, thousands of Starfleet officers were said to have been killed by the rebels. ()

Emory's research ship  
In 2149, a crewman aboard Emory's research ship, while it was in the Barrens, reported an anomaly that seemed almost alive. This report was read by Captain Jonathan Archer while his ship was also in the Barrens in 2154. ()

Delta-shaped warp ships

Supporting the Intrepid 

These two "Warp Delta" ships supported the Intrepid in chasing off Duras' Bird-of-Prey as  was returning to Earth following the Xindi attack. ()

Earth defense fleet  

At least three ships of this type were in the fleet that greeted Enterprise at Earth in 2154 following its mission in the Delphic Expanse, and a brief time travel trip to an alternate 1944 to end the Temporal Cold War. ()

Supporting the ISS Enterprise  

In the mirror universe, two ships of this type supported the  before 2155. (, opening credits)

Enterprise convoy  

Two ships of this type were part of Enterprises convoy to Ceti Alpha V in an alternate timeline were Earth was destroyed by the Xindi weapon. One of these ships was still in service in 2165. It was destroyed alongside the Intrepid and Enterprise when the Xindi tracked Phlox to the colony. ()

Second colony vessel  
A second colony vessel with a wave of settlers was planned to be sent to the Terra Nova colony after the first wave arrived aboard the  in the 2080s. ()

Earth defense fleet ships 

At least three ships of this type were in the fleet that greeted Enterprise at Earth in 2154 following its mission in the Delphic Expanse, and a brief time travel trip to an alternate 1944 to end the Temporal Cold War. ()

Starfleet vessel nearest ECS Fortunate  
According to Admiral Maxwell Forrest, during a call with Captain Jonathan Archer, this Starfleet vessel was the nearest in proximity to the location where the automated distress signal from the  was located, however, it "was three weeks away at its maximum warp." Due to the circumstances, Forrest was forced to have  backtrack slightly, in order to render assistance, because it was only a day and a half away. ()

Tau Ceti assault fleet  
Twelve unnamed starships were destroyed in the mirror universe by the rebellion against the Terran Empire in a battle at Tau Ceti in the 2150s. ()

de:Weitere Schiffsklassen#Irdische Sternenflotte
 
Earth