Lemont, IL Area Codes
Lemont, Illinois (population 18,513) uses area codes 630 and 331.
Carriers with Lemont numbers
31 prefixes are assigned to the Lemont exchange: 16% mobile, 35% VoIP and cable, 48% landline.
| Carrier | Prefixes |
|---|---|
| AT&T (Illinois Bell) | 13 |
| T-Mobile | 5 |
| AT&T (Teleport) | 4 |
| Onvoy (Sinch) | 2 |
| Paetec Itel | 1 |
| Lumen (Level 3) | 1 |
| Verizon Business (MCImetro) | 1 |
| Commio | 1 |
Area codes used in Lemont
| Area code | Prefixes serving Lemont | Main carriers in this code |
|---|---|---|
| 630 | 21 | AT&T (Illinois Bell), AT&T Mobility, T-Mobile |
| 331 | 10 | Onvoy (Sinch), T-Mobile, Verizon Wireless |
Lemont phone number prefixes
Numbers starting with these first six digits were originally assigned to the Lemont exchange.
630-226AT&T (Illinois Bell)630-243AT&T (Illinois Bell)630-252AT&T (Illinois Bell)630-257AT&T (Illinois Bell)630-296AT&T (Teleport)630-312AT&T (Illinois Bell)630-343AT&T (Teleport)630-378AT&T (Illinois Bell)630-410AT&T (Teleport)630-633Paetec Itel630-679AT&T (Illinois Bell)630-685Lumen (Level 3)630-739AT&T (Illinois Bell)630-754Verizon Business (MCImetro)630-755AT&T (Teleport)630-759AT&T (Illinois Bell)630-771AT&T (Illinois Bell)630-783AT&T (Illinois Bell)630-863T-Mobile630-914AT&T (Illinois Bell)630-972AT&T (Illinois Bell)331-246T-Mobile331-253T-Mobile331-261T-Mobile331-273Onvoy (Sinch)331-309Commio331-318Bandwidth331-325Onvoy (Sinch)331-426Ton80 Communications331-757T-Mobile331-803Peerless 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 Lemont, IL?
- Lemont 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 Lemont in?
- Lemont is in the Central time zone.