Zip code 61011

Zip code 61011, IL

The zip code 61011, type standard, belongs to the following denominations: Caledonia, Machesney Park, Machesney Pk, Argyle . It is part of the county Boone County, state of Illinois. It has an estimated population of 2840.

The postal code 61011 has several names. If you are going to use the postal service be sure to use only those denominations marked as official (Caledonia) or acceptable (Machesney Park, Machesney Pk).