| Prefix 312-374 | |
|---|---|
| Type | Landline |
| Introduced | 10/13/1999 |
| company | Ameritech Illinois |
| County | Cook |
| State | Illinois |
| Country | United States |
| Primary city | Chicago, IL |
| ZIP Code | 60602 |
| Phone Number | Possible Location |
|---|---|
| 312-374-0001 | Cook, Chicago, IL |
| 312-374-0002 | Cook, Chicago, IL |
| 312-374-0003 | Cook, Chicago, IL |
| 312-374-0004 | Cook, Chicago, IL |
| 312-374-0005 | Cook, Chicago, IL |
| 312-374-0006 | Cook, Chicago, IL |
| 312-374-0007 | Cook, Chicago, IL |
| 312-374-0008 | Cook, Chicago, IL |
| 312-374-0009 | Cook, Chicago, IL |
| 312-374-0010 | Cook, Chicago, IL |
| 312-374-0011 | Cook, Chicago, IL |
| 312-374-0012 | Cook, Chicago, IL |
| 312-374-0013 | Cook, Chicago, IL |
| 312-374-0014 | Cook, Chicago, IL |
| 312-374-0015 | Cook, Chicago, IL |
| 312-374-0016 | Cook, Chicago, IL |
| 312-374-0017 | Cook, Chicago, IL |
| 312-374-0018 | Cook, Chicago, IL |
| 312-374-0019 | Cook, Chicago, IL |
| 312-374-0020 | Cook, Chicago, IL |
| 312-374-0021 | Cook, Chicago, IL |
| 312-374-0022 | Cook, Chicago, IL |
| 312-374-0023 | Cook, Chicago, IL |
| 312-374-0024 | Cook, Chicago, IL |
| 312-374-0025 | Cook, Chicago, IL |
| 312-374-0026 | Cook, Chicago, IL |
| 312-374-0027 | Cook, Chicago, IL |
| 312-374-0028 | Cook, Chicago, IL |
| 312-374-0029 | Cook, Chicago, IL |
| 312-374-0030 | Cook, Chicago, IL |
| 312-374-0031 | Cook, Chicago, IL |
| 312-374-0032 | Cook, Chicago, IL |
| 312-374-0033 | Cook, Chicago, IL |
| 312-374-0034 | Cook, Chicago, IL |
| 312-374-0035 | Cook, Chicago, IL |
| 312-374-0036 | Cook, Chicago, IL |
| 312-374-0037 | Cook, Chicago, IL |
| 312-374-0038 | Cook, Chicago, IL |
| 312-374-0039 | Cook, Chicago, IL |
| 312-374-0040 | Cook, Chicago, IL |
| 312-374-0041 | Cook, Chicago, IL |
| 312-374-0042 | Cook, Chicago, IL |
| 312-374-0043 | Cook, Chicago, IL |
| 312-374-0044 | Cook, Chicago, IL |
| 312-374-0045 | Cook, Chicago, IL |
| 312-374-0046 | Cook, Chicago, IL |
| 312-374-0047 | Cook, Chicago, IL |
| 312-374-0048 | Cook, Chicago, IL |
| 312-374-0049 | Cook, Chicago, IL |
| 312-374-0050 | Cook, Chicago, IL |
The area code prefix is introduced in 10/13/1999, the phone number type is Landline. The major cities in the area are Chicago, IL
| Area Code 312 | |
|---|---|
| Time Zone | Central (UTC-06:00) |
| Major City | Chicago |
| State/Province | Illinois |
| Country | United States |