Prefix Information

The prefix 123 is part of area code 878 serving Pittsburgh, Pennsylvania.

This exchange contains 10,000 possible phone numbers (878-123-0000 through 878-123-9999).

Browse Numbers in This Prefix

878-123-0000-0999 878-123-1000-1999 878-123-2000-2999 878-123-3000-3999 878-123-4000-4999 878-123-5000-5999 878-123-6000-6999 878-123-7000-7999 878-123-8000-8999 878-123-9000-9999

Sample Numbers

(878) 123-0000 (878) 123-1234 (878) 123-2000 (878) 123-3333 (878) 123-4444 (878) 123-5555 (878) 123-6000 (878) 123-7777 (878) 123-8888 (878) 123-9999