Do mail trucks have air conditioning

In the United States, the answer is generally yes, mail trucks (also known as postal trucks or mail carriers) are equipped with air conditioning. The United States Postal Service (USPS) has been installing air conditioning in their vehicles since the 1990s to improve the working conditions for mail carriers and to help keep the mail and packages cool during hot summer months.

In fact, the USPS has a fleet of over 200,000 vehicles, and most of them are equipped with air conditioning. The air conditioning systems are designed to provide a comfortable temperature range for the mail carriers, typically between 68°F and 72°F (20°C and 22°C).

However, it's worth noting that not all mail trucks have air conditioning. Some older vehicles or those used in specific regions or for specific purposes (like rural delivery) might not have air conditioning. Additionally, some mail carriers may still work in areas with mild climates where air conditioning is not necessary.

It's also important to mention that the USPS has been working to upgrade their fleet to more modern and environmentally friendly vehicles, including electric and hybrid vehicles, which may or may not have air conditioning depending on the specific model and design.