I went to Gwinnett County Probate court and Gwinnett County Permit Units to renew my GFL (GWL). I paid extra 1 dollars at the court for 90 days temporary extention. I have noticed number of male and female applying for GWL. Probate Court Hour 8:00 am to 4:30 pm. If you call Gwinnett County Probate Court Firearm Licensing line, Automated massage will say hours are 8:00 am to 5:00 pm. I went there yesterday and went to the counter at 4:29 pm, I was told I was late and come back again. Hours of Operation at the Gwinnett County Permits Unit ( FOR FINGER PRINT) Monday through Thursday 8:00 a.m. to 11:30 a.m.