Town Hall Address 120 NE 2nd St Newcastle, OK 73065 United States- McClain County Website https://newcastleok.gov/ Zoning (405) 387-4508 120 NE 2nd St Newcastle, OK 73065 United States Fire District (405) 387-5823 801 N Carr Dr Newcastle, OK 73065 United States Town Clerk (405) 387-4427 120 NE 2nd St Newcastle, OK 73065 United States Water (405) 387-4434 717 N. Walker Drive Newcastle, OK 73065 United States Sewer (405) 387-4434 717 N. Walker Drive Newcastle, OK 73065 United States Tax Collector (405) 387-4427 120 NE 2nd St Newcastle, OK 73065 United States Code Enforcement (405) 387-4508 120 NE 2nd St Newcastle, OK 73065 United States Town Hall Hours Monday - Friday 8 AM - 5 PM County McClain