Prefix Information
The prefix 640 is part of area code 530 serving Redding, California.
This exchange contains 10,000 possible phone numbers (530-640-0000 through 530-640-9999).
Phone numbers with prefix 640 in area code 530. Location: Redding, California.
The prefix 640 is part of area code 530 serving Redding, California.
This exchange contains 10,000 possible phone numbers (530-640-0000 through 530-640-9999).