WA3 may refer to:
*
Washington's 3rd congressional district
Washington's 3rd congressional district encompasses the southernmost portion of Western Washington. It includes the counties of Lewis, Pacific, Wahkiakum, Cowlitz, Clark, and Skamania; as well as a small portion of southern Thurston county. Th ...
*
Washington State Route 3
State Route 3 (SR 3) is a state highway in the U.S. state of Washington, serving the Kitsap Peninsula in Mason and Kitsap counties. The highway begins at U.S. Route 101 (US 101) south of Shelton and travels northeast onto t ...
* ''
Wild Arms 3
''Wild Arms 3'', known in Japan as , is a role-playing video game developed by Media.Vision for the PlayStation 2. It is a sequel to ''Wild Arms'' and '' Wild Arms 2''. Sony Computer Entertainment released it in Japan and North America in 2002 ...
'', a role-playing video game
* WA3, a postcode district in Warrington, England; see
WA postcode area
The WA postcode area, also known as the Warrington postcode area, is a group of sixteen postcode districts in North West England, within nine post towns. These cover north Cheshire (including Warrington, Frodsham, Knutsford, Lymm, Runcorn and Wid ...
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