Prefix Information

The prefix 556 is part of area code 412 serving Pittsburgh, Pennsylvania.

This exchange contains 10,000 possible phone numbers (412-556-0000 through 412-556-9999).

Browse Numbers in This Prefix

412-556-0000-0999 412-556-1000-1999 412-556-2000-2999 412-556-3000-3999 412-556-4000-4999 412-556-5000-5999 412-556-6000-6999 412-556-7000-7999 412-556-8000-8999 412-556-9000-9999

Sample Numbers

(412) 556-0000 (412) 556-1234 (412) 556-2000 (412) 556-3333 (412) 556-4444 (412) 556-5555 (412) 556-6000 (412) 556-7777 (412) 556-8888 (412) 556-9999