While often used interchangeably in casual conversation, different street types have specific traditional definitions:
Typically a public way that also has buildings on both sides, often running perpendicular to "streets" in grid-based cities. Street Type
Traditionally a public road with buildings on both sides; in some cities like New York, they often run on a specific orientation (e.g., East-West). in some cities like New York
For mailing purposes, the USPS Suffix Abbreviations provide the standard short forms to ensure automated sorting systems can read addresses correctly. Street Type Standard Abbreviation East-West). For mailing purposes
A small side street, often found in residential neighborhoods and connected to a larger road. Official Abbreviations