| Emergency | 911 | |
| Fire | 847-395-8585 | |
| Police | 847-395-8585 | |
| Village Hall | 847-395-1000 | |
| Township: | ||
| Antioch | 847-395-3378 | |
| County: | ||
| Lake | 847-377-2000 | |
| Post Office | 847-395-8080 | |
| Park District | 847-395-2160 | |
| Library | 847-395-0874 | |
| Train | 312-322-6777 | |
| Gas | 888-642-6748 | |
| Electric | 800-334-7661 | |
| Water | 847-395-1000 | |
| Telephone | 800-244-4444 | |
| Cable TV | 866-594-9300 | |
| Refuse | 847-395-2020 | |
| School District: | ||
| 3 | 847-599-5070 | |
| 33 | 847-395-1105 | |
| 34 | 847-395-0712 | |
| 36 | 847-395-1550 | |
| 117 | 847-395-1421 | |
www.antioch.il.gov