You aren't active duty?
VA Code 18.2-308 par E #11
"An individual who has been discharged from the Armed Forces of the United States under dishonorable conditions."
You can use your 214 to fullfil the training requirement, they will also need copies because they require a 214 on any service members, for verification of discharge type I assume.
Instructions for Permit Process in Fairfax County
Download the app, read the PDF file on how to go through the process.