Setting Up An Array On A Macro

I need to setup an array to look in 408 or so names and I don't want to have to write ("billy", "beth", ... ) etc - I just want it to scan array A3:A408 instead and unsure how to write the macro to do this.

Sub Echo_Monthly_CSR_June()
Windows("Monthly Macro Insert.xls").Activate
Sheets("CSR Data").Select
Dim MyArray As Variant, x As Long, c As Range

MyArray = Array("A3:A408").Select
For x = 0 To 405
With Workbooks("Monthly Macro Insert.xls").Sheets("Copy & Paste Echo")
Set c = .Cells.Find(What:=MyArray(x), After:=.Range("A1"), LookIn:=xlFormulas, LookAt _
:=xlPart, SearchOrder:=xlByRows, SearchDirection:=xlNext, MatchCase:= _
False, SearchFormat:=False)
If Not c Is Nothing Then..............................