Prefix Information

The prefix 603 is part of area code 878 serving Pittsburgh, Pennsylvania.

This exchange contains 10,000 possible phone numbers (878-603-0000 through 878-603-9999).

Browse Numbers in This Prefix

878-603-0000-0999 878-603-1000-1999 878-603-2000-2999 878-603-3000-3999 878-603-4000-4999 878-603-5000-5999 878-603-6000-6999 878-603-7000-7999 878-603-8000-8999 878-603-9000-9999

Sample Numbers

(878) 603-0000 (878) 603-1234 (878) 603-2000 (878) 603-3333 (878) 603-4444 (878) 603-5555 (878) 603-6000 (878) 603-7777 (878) 603-8888 (878) 603-9999