Prefix Information
The prefix 820 is part of area code 708 serving Cicero, Illinois.
This exchange contains 10,000 possible phone numbers (708-820-0000 through 708-820-9999).
Phone numbers with prefix 820 in area code 708. Location: Cicero, Illinois.
The prefix 820 is part of area code 708 serving Cicero, Illinois.
This exchange contains 10,000 possible phone numbers (708-820-0000 through 708-820-9999).