| General Information | |
|---|---|
| Country | United States |
| State/Province | Illinois |
| Major City | Waukegan |
| Time Zone | Central (UTC-06:00) |
| Current Local Time | 03:40 |
| Prefix | County | Primary City |
|---|---|---|
| 847-201 | Lake | Round Lake |
| 847-202 | Cook | Palatine |
| 847-203 | Cook | Glenview |
| 847-204 | Cook | Glenview |
| 847-205 | Cook | Northbrook |
| 847-206 | Cook | Glenview |
| 847-207 | Cook | Park Ridge |
| 847-208 | Lake | Lake Villa |
| 847-209 | Cook | Western Springs |
| 847-210 | Cook | Glenview |
| 847-212 | Cook | Prospect Heights |
| 847-213 | Cook | Skokie |
| 847-214 | Kane | Elgin |
| 847-215 | Cook | Wheeling |
| 847-216 | Cook | Glenview |
| 847-217 | Dupage | Medinah |
| 847-218 | Cook | Glenview |
| 847-219 | Lake | Lake Bluff |
| 847-220 | Dupage | Medinah |
| 847-221 | Dupage | Wood Dale |
| 847-222 | Cook | Arlington Heights |
| 847-223 | Lake | Grayslake |
| 847-224 | Cook | Glenview |
| 847-225 | Cook | Glenview |
| 847-226 | Cook | Glenview |
| 847-227 | Cook | Des Plaines |
| 847-228 | Cook | Arlington Heights |
| 847-229 | Cook | Wheeling |
| 847-230 | Dupage | Hinsdale |
| 847-231 | Lake | Grayslake |
| 847-232 | Cook | Park Ridge |
| 847-233 | Cook | Schiller Park |
| 847-234 | Lake | Lake Forest |
| 847-235 | Lake | Lake Forest |
| 847-236 | Lake | Deerfield |
| 847-237 | Cook | Glenview |
| 847-238 | Cook | Arlington Heights |
| 847-239 | Cook | Northbrook |
| 847-240 | Cook | Schaumburg |
| 847-241 | Cook | Palatine |
| 847-242 | Cook | Glencoe |
| 847-243 | Cook | Wheeling |
| 847-244 | Lake | Waukegan |
| 847-245 | Lake | Lake Villa |
| 847-246 | Lake | Zion |
| 847-247 | Lake | Libertyville |
| 847-248 | Cook | Schaumburg |
| 847-249 | Lake | Waukegan |
| 847-250 | Dupage | Itasca |
| 847-251 | Cook | Wilmette |