Based on area code 815, the phone number (815) 598-9743 is located in Illinois, United States. The 598 prefix was originally assigned to the MASSBACH rate center, serving Massbach and its surrounding areas. However, due to phone number portability, the current location of this phone number may differ from its original assignment.
Looking for current location and owner details? Use our reverse phone lookup service below to find the unknown caller's name, address, and other information.