Prefix Information
The prefix 991 is part of area code 606 serving Ashland, Kentucky.
This exchange contains 10,000 possible phone numbers (606-991-0000 through 606-991-9999).
Phone numbers with prefix 991 in area code 606. Location: Ashland, Kentucky.
The prefix 991 is part of area code 606 serving Ashland, Kentucky.
This exchange contains 10,000 possible phone numbers (606-991-0000 through 606-991-9999).