| Emergency | 911 | |
| Fire | 847-540-5070 | |
| Police | 847-438-9050 | |
| Village Hall | 847-438-5500 | |
| Township: | ||
| Ela | 847-438-8370 | |
| Fremont | 847-223-2847 | |
| County: | ||
| Lake | 847-377-2000 | |
| Post Office | 847-438-2460 | |
| Park District | 847-438-5500 | |
| Library | 847-438-3433 | |
| Train | 312-322-6777 | |
| Gas | 888-642-6748 | |
| Electric | 800-334-7661 | |
| Water | 847-438-5500 | |
| Refuse | 847-438-6763 | |
| Telephone | 800-244-4444 | |
| Cable TV | 866-594-1234 | |
| School District: | ||
| 79 | 847-566-0169 | |
| 95 | 847-438-2831 | |
| 96 | 847-459-4260 | |
| 120 | 847-949-2200 | |
| 125 | 847-634-4000 | |
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