211 [AUTHENTIC]

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

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

This code indicates a failure of the base 64K memory on the I/O channel . state (two-letter abbreviation)

Full name of the individual or business. City, state (two-letter abbreviation), and ZIP code

If your query is about a computer not starting, specifically relates to IBM PS/2 systems .

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