I found a broken link on USPS.com and reported it:
If you go to “Web Tools Technical Guides”:
And click on “Address Information (HTML)”:
You get a “page not found” (404) error.
File or Page Requested Not Found
The file or page that you requested could not be found. The link you
followed may be broken or expired.
Please return to our Homepage, or use the search box above to find
what you are looking for.
Use a word or phrase that you think may be found on the page you are
We apologize for any inconvenience this might cause.
Please fix this.
I got this reply back — a form letter for somebody trying to set up an account:
from USPS Internet Customer Care Center
date Tue, Oct 12, 2010 at 11:11 AM
subject RE: On web tools page, link to technical guides is broken
Dear USPS Customer,
Please provide the information below to apply for address verify:
Web Tools ID
Say “Yes” or “No” to all the options below indicating how you plan to use Address Information APIs:
U.S. Postal Service package shipments
Non-U.S. Postal package service shipments
U.S. Postal Service letters
U.S. Postal Service catalogs or periodicals
Address database cleansing
Address batch processing
Address transactional processing
USPS Internet Customer Care Center
The information transmitted is intended only for the person or entity to which it is addressed and may contain confidential and/or privileged material. Any review, retransmission, dissemination or other use of, or taking of any action in reliance upon, this information by persons or entities other than the intended recipient is prohibited. If you received this in error, please contact the sender and delete the material from any computer.