312 Area Code
Area code 312 is the Chicago Loop, as well as the surrounding areas, in Illinois. Chicago, being the third most populous city in the United States, is home to several major league sports teams, including the Bears, Cubs, and Bulls. It is culturally rich as well, being the home to acclaimed museums, like the Art Institute of Chicago, the Field Museum, Adler Planetarium, and the Shedd Aquarium. If you are looking for a way to taste everything Chicago has to offer, the Taste of Chicago runs in the summer and allows you to taste foods from renowned downtown restaurants to smaller, more diverse venues.
Area code 312 covers 21 cities in Illinois. 10 area codes are used by Illinois for approximately 12901563 residents. Its in the Central Time Zone.8 service providers including, At&t Illinois, At&t Mobility, Xo Communications, Verizon Wireless, Xo Communications, Multiple Ocn, Level 3, Sigecom Llc, and more service this area code through 2465 telephone exchanges.
Other Illinois Area Codes:
217 224 309 618 630 708 773 779 815 847
Recently Searched 312 #'s:
| Phone | City | Carrier | Type |
| 312-752-6449 | Chicago Zone 1 | Level 3 | Landline |
| 312-951-1276 | Chicago Zone 1 | At&t Illinois | Landline |
| 312-348-1554 | Chicago Zone 1 | Neutral Tandem | Landline |
| 312-472-1942 | Chicago Zone 1 | At&t Illinois | Landline |
| 312-440-9169 | Chicago Zone 1 | At&t Illinois | Landline |