Harvard, IL Area Codes
Harvard, Illinois (population 9,504) uses area codes 815 and 779.
Carriers with Harvard numbers
6 prefixes are assigned to the Harvard exchange: 17% mobile, 33% VoIP and cable, 50% landline.
| Carrier | Prefixes |
|---|---|
| Metropcs | 1 |
| Charter Ip Enabled Services | 1 |
| AT&T (Teleport) | 1 |
| AT&T (Illinois Bell) | 1 |
| T-Mobile | 1 |
| Fractel | 1 |
Area codes used in Harvard
| Area code | Prefixes serving Harvard | Main carriers in this code |
|---|---|---|
| 815 | 4 | Frontier, AT&T (Illinois Bell), Lumen (Level 3) |
| 779 | 2 | Onvoy (Sinch), AT&T Mobility, Stratus Networks |
Harvard phone number prefixes
Numbers starting with these first six digits were originally assigned to the Harvard exchange.
815-560Metropcs815-770Charter Ip Enabled Services815-887AT&T (Teleport)815-943AT&T (Illinois Bell)779-384T-Mobile779-977Fractel
Nearby cities in area code 815
- Joliet
- Rockford
- Plainfield
- Crystal Lake
- DeKalb
- McHenry
- New Lenox
- Lockport
- Woodstock
- Belvidere
- Homer Glen
- Loves Park
Questions
- What is the area code for Harvard, IL?
- Harvard uses 2 area codes: 815 and 779. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
- What time zone is Harvard in?
- Harvard is in the Central time zone.