early in the morning or during the day is when i find that its the best to play. alot of the good players are sleeping or at school/work. The best time out of the whole year to play is the weeks after Christmas because all the kids got Call of Duty for Christmas and they are really bad at it.
Yes, there is online multiplayer on Call of Duty 4: Modern Warfare.
Call of Duty World at War, Modern Warfare, Modern Warfare 2, Black Ops, and Modern Warfare 3 all have online multiplayer.
yes
modern warfare 2 trust me !
Um Call of Duty 5 if u want ww2 or 4 for modern warfare
Modern Warfare 2 is a better game if you are going to play online.
call of duty modern warfare 2
modern warfare two by far!
cod 6 is the best
KingSamster
No
yes