Grayslake, IL Area Codes
Grayslake, Illinois (population 21,140) uses area codes 847 and 224.
Carriers with Grayslake numbers
13 prefixes are assigned to the Grayslake exchange: 0% mobile, 54% VoIP and cable, 46% landline.
| Carrier | Prefixes |
|---|---|
| AT&T (Illinois Bell) | 6 |
| Commio | 2 |
| Bandwidth | 2 |
| Onvoy (Sinch) | 2 |
| AT&T (Teleport) | 1 |
Area codes used in Grayslake
| Area code | Prefixes serving Grayslake | Main carriers in this code |
|---|---|---|
| 847 | 8 | AT&T (Illinois Bell), AT&T Mobility, Verizon Business (MCImetro) |
| 224 | 5 | T-Mobile, AT&T Mobility, Verizon Wireless |
Grayslake phone number prefixes
Numbers starting with these first six digits were originally assigned to the Grayslake exchange.
847-223AT&T (Illinois Bell)847-231AT&T (Teleport)847-543AT&T (Illinois Bell)847-548AT&T (Illinois Bell)847-665AT&T (Illinois Bell)847-752AT&T (Illinois Bell)847-900Commio847-986Bandwidth224-252Bandwidth224-298Onvoy (Sinch)224-371Onvoy (Sinch)224-429Commio224-541AT&T (Illinois Bell)
Nearby cities in area code 847
- Elgin
- Waukegan
- Schaumburg
- Evanston
- Arlington Heights
- Skokie
- Palatine
- Des Plaines
- Mount Prospect
- Hoffman Estates
- Glenview
- Buffalo Grove
Questions
- What is the area code for Grayslake, IL?
- Grayslake uses 2 area codes: 847 and 224. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
- What time zone is Grayslake in?
- Grayslake is in the Central time zone.