Town Hall Address 475 Grayson Pkwy. Grayson, GA 30017 United States- Gwinnett County Website https://www.cityofgrayson.org/ Tax Collector 770-822-7200 75 Langley Drive Lawrenceville, GA 30046 United States Zoning 770-963-8017 475 Grayson Pkwy. Grayson, GA 30017 United States Code Enforcement 770-963-8017 475 Grayson Pkwy. GA, GA 30017 United States Water 770-822-7200 75 Langley Drive Lawrenceville, GA 30046 United States Town Clerk 770-963-8017 475 Grayson Pkwy. Grayson, GA 30017 United States Public Works 770-822-7200 75 Langley Drive Lawrenceville, GA 30046 United States Town Hall Hours 8:30 to 4:30; M - F County Gwinnett