The ZIP code system was introduced in the U.S. in 1963, and while they're most commonly known for helping with mail ...

A rural Connecticut town has only 600 addresses listed, but it six zip codes, making getting mail a headache. It may take federal legislation introduced in the U.S. Congress to change that.

Your billing ZIP code, sometimes called your credit card ZIP code, is “associated with the address where you receive your bill. Or, if you receive e-statements, with the address you've listed on ...

Overwhelmed by the growth of the suburbs and the constant creation of new addresses, the U.S. Postal Service has informed 8,574 customers in the 18103 ZIP code area that their mailing code will ...

Why ZIP codes have 5 numbers — and what they each mean By Barbara Tasch Jun 30, 2015, 9:24 AM PT ...