The MSDN docs state that I can find the WCF Test Client in:
C:\\Program Files\\Microsoft Visual Studio 9.0\\Common7\\IDE\\
For Visual studio 2013, Windows 8...
C:\Program Files (x86)\Microsoft Visual Studio 12.0\Common7\IDE\WcfTestClient.exe
Mine was here: "C:\Program Files (x86)\Microsoft Visual Studio\2017\Enterprise\Common7\IDE"
For 64 bit OS, its here (If .Net 4.5) : C:\Program Files (x86)\Microsoft Visual Studio 11.0\Common7\IDE
New Direction on VS 2017 (x64 systems)
"C:\Program Files (x86)\Microsoft Visual Studio\2017\*your lic type*\Common7\IDE\WcfTestClient.exe"
C:\Program Files (x86)\Microsoft Visual Studio (Your Version Here)\Common7\IDE
FYI - I could not find WcfTestClient.exe
under any of the listed file paths. It turns out it needed to be installed by Visual Studio Installer. When you launch the installer and modify your version of VS, make sure Windows Communication Foundation
is checked under Optional. It may seem obvious, but it wasn't to me and therefore might not be obvious to everyone else.