Prefix Information
The prefix 603 is part of area code 714 serving Anaheim, California.
This exchange contains 10,000 possible phone numbers (714-603-0000 through 714-603-9999).
Phone numbers with prefix 603 in area code 714. Location: Anaheim, California.
The prefix 603 is part of area code 714 serving Anaheim, California.
This exchange contains 10,000 possible phone numbers (714-603-0000 through 714-603-9999).