At present in the world 19 Aircraft carriers in service where U S NAVY holds 10 of 19, from this we can definitely imagine the Command and Capacity of U S and that’s the reason U S stands first in Defense Technology. There are 2 carriers which are reserved i.e one for U S NAVY and other is for SPAIN.
If you need other aircraft carrier’s which are not in service then,
Under construction - 6
decommissioned - 145
never completed - 48
There are 6 carriers under construction.
U S NAVY - 2
U K - 2
INDIA - 1
CHINA - 1
Anyway , Take a Glance at those 19 aircraft carriers.