Prefix Information
The prefix 991 is part of area code 814 serving Erie, Pennsylvania.
This exchange contains 10,000 possible phone numbers (814-991-0000 through 814-991-9999).
Phone numbers with prefix 991 in area code 814. Location: Erie, Pennsylvania.
The prefix 991 is part of area code 814 serving Erie, Pennsylvania.
This exchange contains 10,000 possible phone numbers (814-991-0000 through 814-991-9999).