Prefix Information
The prefix 603 is part of area code 678 serving Atlanta, Georgia.
This exchange contains 10,000 possible phone numbers (678-603-0000 through 678-603-9999).
Phone numbers with prefix 603 in area code 678. Location: Atlanta, Georgia.
The prefix 603 is part of area code 678 serving Atlanta, Georgia.
This exchange contains 10,000 possible phone numbers (678-603-0000 through 678-603-9999).