Saint Clair County, IL Zip Code and Maps
Saint Clair County has 23 zip codes. See all zip codes in List View or use the map below to review.
Saint Clair County Zip Codes by Population
62226 29,62462221 29,02862220 20,06562223 17,34462208 16,96962206 16,22262205 8,64562204 8,61262207 8,44562201 7,89762203 7,16362232 7,15562260 6,78462243 5,91462225 5,34362239 4,89562285 4,37262059 80762282 49462289 386620716220262222