Du Quoin, IL Area Code
Du Quoin, Illinois (population 5,569) uses area code 618.
Carriers with Du Quoin numbers
3 prefixes are assigned to the Du Quoin exchange: 0% mobile, 67% VoIP and cable, 33% landline.
| Carrier | Prefixes |
|---|---|
| Frontier | 1 |
| AT&T (Teleport) | 1 |
| Lumen (Level 3) | 1 |
Area codes used in Du Quoin
| Area code | Prefixes serving Du Quoin | Main carriers in this code |
|---|---|---|
| 618 | 3 | Frontier, AT&T (Illinois Bell), AT&T Mobility |
Du Quoin phone number prefixes
Numbers starting with these first six digits were originally assigned to the Du Quoin exchange.
618-542Frontier618-626AT&T (Teleport)618-790Lumen (Level 3)
Nearby cities in area code 618
- Belleville
- Carpentersville
- O'Fallon
- Granite City
- Edwardsville
- Alton
- Collinsville
- Carbondale
- East St. Louis
- Godfrey
- Marion
- Cahokia Heights
Questions
- What is the area code for Du Quoin, IL?
- The area code for Du Quoin, Illinois is 618.
- What time zone is Du Quoin in?
- Du Quoin is in the Central time zone.