Prefix Information
The prefix 399 is part of area code 831 serving Salinas, California.
This exchange contains 10,000 possible phone numbers (831-399-0000 through 831-399-9999).
Phone numbers with prefix 399 in area code 831. Location: Salinas, California.
The prefix 399 is part of area code 831 serving Salinas, California.
This exchange contains 10,000 possible phone numbers (831-399-0000 through 831-399-9999).