Area Code Search
Central time zone
Current Time in Alton: 05:01 AM
Alton Area Codes
Here is the current list of area codes in Alton, IL. There is currently 1 area code(s) in Alton. Search all the most up-to-date currently used Alton area codes below.
Central time zone
Current Time in Alton: 05:01 AM
| Area Code | State | City | Timezone |
|---|---|---|---|
| 618 | Illinois | Alton | Central |