Warrenville, IL Area Codes
Warrenville, Illinois (population 15,211) uses area codes 630 and 331.
Carriers with Warrenville numbers
11 prefixes are assigned to the Warrenville exchange: 0% mobile, 73% VoIP and cable, 27% landline.
| Carrier | Prefixes |
|---|---|
| Lumen (Level 3) | 2 |
| AT&T (Illinois Bell) | 2 |
| Verizon Business (MCImetro) | 2 |
| AT&T (Teleport) | 2 |
| Onvoy (Sinch) | 1 |
| Paetec Itel | 1 |
| Peerless Network | 1 |
Area codes used in Warrenville
| Area code | Prefixes serving Warrenville | Main carriers in this code |
|---|---|---|
| 630 | 9 | AT&T (Illinois Bell), AT&T Mobility, T-Mobile |
| 331 | 2 | Onvoy (Sinch), T-Mobile, Verizon Wireless |
Warrenville phone number prefixes
Numbers starting with these first six digits were originally assigned to the Warrenville exchange.
630-225Lumen (Level 3)630-393AT&T (Illinois Bell)630-447Lumen (Level 3)630-604Onvoy (Sinch)630-657Paetec Itel630-658Verizon Business (MCImetro)630-791AT&T (Teleport)630-821Verizon Business (MCImetro)630-836AT&T (Illinois Bell)331-252AT&T (Teleport)331-888Peerless Network
Nearby cities in area code 630
- Aurora
- Naperville
- Schaumburg
- Bolingbrook
- Wheaton
- Downers Grove
- Elmhurst
- Lombard
- Bartlett
- Oswego
- Carol Stream
- Streamwood
Questions
- What is the area code for Warrenville, IL?
- Warrenville uses 2 area codes: 630 and 331. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
- What time zone is Warrenville in?
- Warrenville is in the Central time zone.