Green officials say the current system, which splits the city between multiple postal codes, creates tax collection problems ...

Wednesday marks the 52nd birthday of the introduction of ZIP codes in the US. Though the explosion of business mail is mostly responsible for the Zoning Improvement Plan (ZIP), the idea started ...

The USPS has nearly 42,000 ZIP codes. The ZIP code system went into effect in 1963. The easternmost ZIP codes in New England start with a 0.

The House passed two bills Monday night that would authorize the U.S. Postal Service to create 76 new ZIP codes for communities nationwide. These ...

One mayor told Newsweek his community has seen "confusion" in the mail system under its current zip codes.

With upbeat songs and catchy lyrics, the 1960s band The Swingin’ Six helped usher in a new era for the United States Postal Service.

The ZIP code system was introduced in the U.S. in 1963, and while they're most commonly known for helping with mail deliveries, codes also help with emergency response planning, economic ...

By abandoning the previous zip code system, people who may have been just outside a delivery zone should now be able to receive service.

From sales taxes to local identity, Colorado communities say there are a lot of reasons to fight for a unique ZIP code.

In 1943, high-trafficked mail areas were given their own postal code, and 401 N. Broad was assigned code 08. And in 1963, the USPS integrated a five-digit “zone improvement [ZIP] code” system, the ...

The mail code system increases sorting speed and reduces errors. Like zip codes on U.S. mail, campus mail codes are the primary factor determining where a piece of mail is delivered. The Evanston ...