Prefix Information

The prefix 603 is part of area code 724 serving New Castle, Pennsylvania.

This exchange contains 10,000 possible phone numbers (724-603-0000 through 724-603-9999).

Browse Numbers in This Prefix

724-603-0000-0999 724-603-1000-1999 724-603-2000-2999 724-603-3000-3999 724-603-4000-4999 724-603-5000-5999 724-603-6000-6999 724-603-7000-7999 724-603-8000-8999 724-603-9000-9999

Sample Numbers

(724) 603-0000 (724) 603-1234 (724) 603-2000 (724) 603-3333 (724) 603-4444 (724) 603-5555 (724) 603-6000 (724) 603-7777 (724) 603-8888 (724) 603-9999