| Emergency | 911 | |
| Fire | 847-367-5511 | |
| Police | 847-362-4449 | |
| Village Hall | 847-367-3700 | |
| Township: | ||
| Libertyville | 847-816-6800 | |
| Vernon | 847-634-4600 | |
| County: | ||
| Lake | 847-377-2000 | |
| Post Office | 847-566-3901 | |
| Park District | 847-367-7270 | |
| Library | 847-634-3650 | |
| Train | 312-322-6777 | |
| Gas | 847-336-9300 | |
| Electric | 800-334-7661 | |
| Water | 847-377-7500 | |
| Refuse | 847-623-3870 | |
| Telephone | 800-244-4444 | |
| Cable TV | 866-594-1234 | |
| School District: | ||
| 73 | 847-367-3226 | |
| 76 | 847-566-9221 | |
| 96 | 847-459-4260 | |
| 103 | 847-295-4030 | |
| 120 | 847-949-2200 | |
| 125 | 847-634-4000 | |
| 128 | 847-367-3159 | |
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