Town Hall Address 16 Lanning Blvd. East Windsor, NJ 08520-1999 United States- Mercer County Website http://www.east-windsor.nj.us County Clerk 609-443-4000 Ext. 237 16 Lanning Blvd. East Windsor, NJ 08520-1999 United States County Manager 609-443-4000 Ext. 245 16 Lanning Blvd. East Windsor, NJ 08520-1999 United States Assessor 609-443-4000 Ext. 226 16 Lanning Blvd. East Windsor, NJ 08520-1999 United States Tax Collector 609-443-4000 Ext. 230 16 Lanning Blvd. East Windsor, NJ 08520-1999 United States Attorney 609-443-4000 Ext. 237 16 Lanning Blvd. East Windsor, NJ 08520-1999 United States Mayor 609-443-4000 Ext. 252 16 Lanning Blvd. East Windsor, NJ 08520-1999 United States Municipal Court 609-448-3228 80 One Mile Rd. East Windsor, NJ 08520 United States County Mercer