Area Code Search
Central time zone
Current Time in Seneca: 06:29 AM
Seneca Area Codes
Here is the current list of area codes in Seneca, IL. There is currently 1 area code(s) in Seneca. Search all the most up-to-date currently used Seneca area codes below.
Central time zone
Current Time in Seneca: 06:29 AM
| Area Code | State | City | Timezone |
|---|---|---|---|
| 815 | Illinois | Seneca | Central |