Area Code Search
Central time zone
Current Time in Grantsburg: 06:07 AM
Grantsburg Area Codes
Here is the current list of area codes in Grantsburg, IL. There is currently 1 area code(s) in Grantsburg. Search all the most up-to-date currently used Grantsburg area codes below.
Central time zone
Current Time in Grantsburg: 06:07 AM
| Area Code | State | City | Timezone |
|---|---|---|---|
| 618 | Illinois | Grantsburg | Central |