Prefix Information

The prefix 638 is part of area code 878 serving Pittsburgh, Pennsylvania.

This exchange contains 10,000 possible phone numbers (878-638-0000 through 878-638-9999).

Browse Numbers in This Prefix

878-638-0000-0999 878-638-1000-1999 878-638-2000-2999 878-638-3000-3999 878-638-4000-4999 878-638-5000-5999 878-638-6000-6999 878-638-7000-7999 878-638-8000-8999 878-638-9000-9999

Sample Numbers

(878) 638-0000 (878) 638-1234 (878) 638-2000 (878) 638-3333 (878) 638-4444 (878) 638-5555 (878) 638-6000 (878) 638-7777 (878) 638-8888 (878) 638-9999