211

City, state (two-letter abbreviation), and ZIP code.

Street number, street name, and any secondary unit designators (e.g., APT 211). City, state (two-letter abbreviation), and ZIP code

Note: Use standardized abbreviations like "APT" or "STE" rather than the pound sign (#) if the specific designation is known. state (two-letter abbreviation)

To ensure a "proper" post for mail delivery, Section 211 of the USPS Postal Addressing Standards requires a standardized format to match ZIP+4 and City State files: and ZIP code. Street number

This code indicates a failure of the base 64K memory on the I/O channel .