ZIP Code 61331 is located in Lee Center Illinois. 61331 is entirely within Lee County. Regionally, 61331 is located in the Rockford Area.
| ZIP Code Name | Lee Center |
| Primary County | Lee County |
| ZIP Code Type | PO Box |
| Current Time | CDT |
| Coordinates | 41.74745941,-89.27839661 |
| Region | Rockford Area |
| Metropolitan/Micropolitan Stat Area | Dixon, IL |
| Time Zone | Central Daylight Time |
| IANA Timezone | America/Chicago |
| Area | 0.02762669 Square Miles |
| School Districts in 61331 | |
| Elementary Schools in 61331 | |
| High Schools in 61331 |