Area Code Search
Central time zone
Current Time in Waterloo: 04:31 PM
Waterloo Area Codes
Here is the current list of area codes in Waterloo, IL. There is currently 1 area code(s) in Waterloo. Search all the most up-to-date currently used Waterloo area codes below.
Central time zone
Current Time in Waterloo: 04:31 PM
| Area Code | State | City | Timezone |
|---|---|---|---|
| 618 | Illinois | Waterloo | Central |