Manteno, IL Area Codes
Manteno, Illinois (population 9,201) uses area codes 779 and 815.
Carriers with Manteno numbers
4 prefixes are assigned to the Manteno exchange: 0% mobile, 75% VoIP and cable, 25% landline.
| Carrier | Prefixes |
|---|---|
| Onvoy (Sinch) | 1 |
| Bandwidth | 1 |
| AT&T (Illinois Bell) | 1 |
| Lumen (Level 3) | 1 |
Area codes used in Manteno
| Area code | Prefixes serving Manteno | Main carriers in this code |
|---|---|---|
| 779 | 2 | Onvoy (Sinch), AT&T Mobility, Stratus Networks |
| 815 | 2 | Frontier, AT&T (Illinois Bell), Lumen (Level 3) |
Manteno phone number prefixes
Numbers starting with these first six digits were originally assigned to the Manteno exchange.
779-259Onvoy (Sinch)779-529Bandwidth815-468AT&T (Illinois Bell)815-907Lumen (Level 3)
Nearby cities in area code 779
- Joliet
- Rockford
- Plainfield
- Crystal Lake
- DeKalb
- McHenry
- New Lenox
- Lockport
- Woodstock
- Belvidere
- Homer Glen
- Loves Park
Questions
- What is the area code for Manteno, IL?
- Manteno uses 2 area codes: 779 and 815. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
- What time zone is Manteno in?
- Manteno is in the Central time zone.