No, A.V.A. is worldwide game but has been divided by Asia and the U.S.A.
A.V.A. in Asia takes place in Korea, Japan, China and Thailand. In the U.S.A. is basically worldwide.
A.V.A. was created in Korea by REDDUCK inc. and it's being hosted by pmang. If you play the Korean version of A.V.A. you'll see they got all the released weapons and maps, etc.