Prefix Information
The prefix 124 is part of area code 712 serving Sioux City, Iowa.
This exchange contains 10,000 possible phone numbers (712-124-0000 through 712-124-9999).
Phone numbers with prefix 124 in area code 712. Location: Sioux City, Iowa.
The prefix 124 is part of area code 712 serving Sioux City, Iowa.
This exchange contains 10,000 possible phone numbers (712-124-0000 through 712-124-9999).