Modoc, Illinois
Modoc: a city in Randolph County, Illinois.
About
Modoc is a city located in the county of Randolph in the U.S. state of Illinois.
Quick Facts about Modoc
| State | Illinois (United States) |
| County | Randolph County |
| Latitude & Longitude | 38.0526,-90.0373 |
| Time Zone | America/Chicago |
| Local time | 18:18:55 (9th November 2026) |
| Postal code | 62261 |
| Weather | 38℉ Mostly Clear 7-days weather |
Geography
Modoc is located at 38°3'9"N 90°2'14"W (38.0525500, -90.0373300).
Modoc map
Click "full screen" 
icon to open full mode. View satellite images
icon to open full mode. View satellite images
Weather
38°F
Mostly Clear
3 mph NW
Tonight
Mostly clear, with a low around 38. Northwest wind around 3 mph.
7-Day Forecast
Modoc zip code is 62261.
County name: Randolph, County
fips: 17157
Brewerville
Nearby Schools and Colleges
Schools and campuses linked to Modoc, IL. Select a name to open its map and contact details.
| Code | Name | City | ZIP |
|---|---|---|---|
| 417442 | Career Center of Southern Illinois | Red Bud (IL) | 62278 |
Nearby Transit Stations (9)
Rail and bus stations connected to Modoc, IL. Select a station to open its map and address details.
| Code | Name | Address | Type |
|---|---|---|---|
| STL | Gateway Transportation Center | 551 South 16th St. | RAIL |
| KWD | Kirkwood | 110 West Argonne Dr. | RAIL |
| DQN | Du Quoin | 20 North Chestnut St. | RAIL |
| CDL | Carbondale station | 401 South Illinois St. | RAIL |
| ALN | Alton | 3400 College Ave. | RAIL |
Closest post offices linked to Modoc.
| Post Office Name | City | ZIP |
|---|---|---|
| Prairie Du Rocher Post Office | Prairie Du Rocher (IL) | 62277 |
Other cities in Randolph County
Cities, towns, neighborhoods & other populated places in Randolph County , IL.
| City Name | Population | Title |
|---|---|---|
| Campton | 11,063 | Township in Kane County, Illinois |
| Chester | 8,145 | City in Illinois |
| Sparta | 4,202 | City in Randolph County, Illinois |
| Red Bud | 3,442 | City in Randolph County, Illinois, United States |
| Steeleville | 1,890 | Village in Illinois, United States |