Glen Carbon, IL Area Code
Glen Carbon, Illinois (population 13,898) uses area code 618.
Carriers with Glen Carbon numbers
5 prefixes are assigned to the Glen Carbon exchange: 0% mobile, 20% VoIP and cable, 80% landline.
| Carrier | Prefixes |
|---|---|
| AT&T (Illinois Bell) | 2 |
| Paetec Itel | 1 |
| Ton80 Communications | 1 |
| Onvoy (Sinch) | 1 |
Area codes used in Glen Carbon
| Area code | Prefixes serving Glen Carbon | Main carriers in this code |
|---|---|---|
| 618 | 5 | Frontier, AT&T (Illinois Bell), AT&T Mobility |
Glen Carbon phone number prefixes
Numbers starting with these first six digits were originally assigned to the Glen Carbon exchange.
618-205Paetec Itel618-288AT&T (Illinois Bell)618-391AT&T (Illinois Bell)618-872Ton80 Communications618-961Onvoy (Sinch)
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 Glen Carbon, IL?
- The area code for Glen Carbon, Illinois is 618.
- What time zone is Glen Carbon in?
- Glen Carbon is in the Central time zone.