ZIP Code 61856 – Monticello, Illinois | ZipsCode.us
Home / Illinois ZIP Codes / ZIP Code 61856
ZIP Code 61856
Monticello, Illinois · Piatt
ZIP code 61856 belongs to the city of Monticello in Illinois (Piatt). See all Illinois ZIP Codes.
ZIP code 61856 belongs to Monticello, Illinois, in Piatt. If you are mailing a letter or package to this area, use Monticello, IL 61856 in the address. On this page you will find the city and county for 61856, nearby ZIP codes in the same county, and free tools to look up any address in this ZIP code.
What City Is ZIP Code 61856?
The city for ZIP code 61856 is Monticello, Illinois. When you write an address in this area, the correct format is: Name, Street Address, Monticello, IL 61856.
ZIP Code 61856 County and State
ZIP code 61856 is located in Piatt, Illinois. For a complete list of cities and ZIP codes across the state, see the Illinois ZIP Codes page.
Nearby ZIP Codes in Piatt
These ZIP codes are in the same county as 61856:
ZIP Code 61856 on the Map
The map below shows the approximate center of ZIP code 61856, near Monticello, Illinois. You can zoom in and drag the map to explore the area.
Map center is approximate (ZIP area center, around 40.0263, -88.5686). Map data © OpenStreetMap.
Population and Demographics of ZIP Code 61856
According to public U.S. Census Bureau data, ZIP code 61856 is home to a community in Illinois. The figures below come from the U.S. Census and the American Community Survey (ACS).
Source: U.S. Census Bureau, American Community Survey (ACS) 2023 5-year estimates and 2023 Gazetteer. Figures are estimates and change with each new survey.
Find an Address in ZIP Code 61856
Need the full ZIP+4 code for a specific street address in Monticello? Use the free ZIP+4 Lookup tool, or find any ZIP code from a street address with the ZIP Code by Address tool.
Frequently Asked Questions
What city is ZIP code 61856?
ZIP code 61856 is for Monticello, Illinois.
What county is ZIP code 61856 in?
ZIP code 61856 is in Piatt, Illinois.
What state is ZIP code 61856 in?
ZIP code 61856 is in Illinois (IL).
How do I find the ZIP+4 for an address in 61856?
Use the free ZIP+4 Lookup tool with the full street address to get the complete 9-digit ZIP code.
What are the nearby ZIP codes to 61856?
Nearby ZIP codes include 61813 (Bement), 61818 (Cerro Gordo), 61830 (Cisco), 61839 (De Land), 61854 (Mansfield).
Related ZIP Code Tools
Find the ZIP code for any U.S. street address.
See which city and county any ZIP code belongs to.
Get the full 9-digit ZIP code for precise delivery.
Track packages sent to or from any U.S. address.
Search any U.S. ZIP code, city or address — free.