E3A may refer to:
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Y-DNA haplogroup E3a
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Ubiquitin protein ligase E3A
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Boeing E-3 Sentry
The Boeing E-3 Sentry is an American airborne early warning and control (AEW&C) aircraft developed by Boeing. E-3s are commonly known as AWACS (Airborne Warning and Control System). Derived from the Boeing 707 airliner, it provides all-wea ...
, an American military aircraft
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Minamikyushu Expressway
is one of the Expressways of Japan from Yatsushiro, Kumamoto, Yatsushiro to Kagoshima, Kagoshima, Kagoshima linking with the Kyushu Expressway. It runs through the southern half of Kumamoto Prefecture, Kumamoto prefecture, and the northern half ...
, route E3A in Japan.
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