618
- 61801 Urbana
- 61802 Urbana
- 61810 Allerton
- 61811 Alvin
- 61812 Armstrong
- 61813 Bement
- 61814 Bismarck
- 61815 Bondville
- 61816 Broadlands
- 61817 Catlin
- 61818 Cerro Gordo
- 61820 Champaign
- 61821 Champaign
- 61822 Champaign
- 61830 Cisco
- 61831 Collison
- 61832 Danville
- 61833 Tilton
- 61834 Danville
- 61839 De Land
- 61840 Dewey
- 61841 Fairmount
- 61842 Farmer City
- 61843 Fisher
- 61844 Fithian
- 61845 Foosland
- 61846 Georgetown
- 61847 Gifford
- 61848 Henning
- 61849 Homer
- 61850 Indianola
- 61851 Ivesdale
- 61852 Longview
- 61853 Mahomet
- 61854 Mansfield
- 61855 Milmine
- 61856 Monticello
- 61857 Muncie
- 61858 Oakwood
- 61859 Ogden
- 61862 Penfield
- 61863 Pesotum
- 61864 Philo
- 61865 Potomac
- 61866 Rantoul
- 61870 Ridge Farm
- 61871 Royal
- 61872 Sadorus
- 61873 Saint Joseph
- 61874 Savoy
- 61875 Seymour
- 61876 Sidell
- 61877 Sidney
- 61878 Thomasboro
- 61880 Tolono
- 61882 Weldon
- 61883 Westville
- 61884 White Heath