How should a carrier set up the profile for their route?

Setting up the profile for a route is crucial for ensuring efficient mail delivery, accurate tracking, and coordination with the postal system. Using the zip code and route number provides specific geographical and operational context that is essential for the carrier's work.

The zip code identifies the precise area where the mail is to be delivered, which helps in sorting and organizing mail effectively. The route number corresponds to the specific path that the carrier will take during their delivery shifts, including the ordering of delivery points. This alignment of zip code and route number ensures that mail is delivered promptly and accurately.

Employing this method supports the overall functionality of the postal service by maintaining a systematic approach to routing, which can lead to better efficiency and accuracy in mail distribution. In contrast, other choices like using just the street name or personal identifiers do not provide the operational detail necessary for effective route management.