same site different answer

the online schedule (link below) does not.
http://www.united.com/page/article/0...tle=timetables

But if you search for a flight to book travel I see what you reference.

It is interesting.

But I don't understand why they are just appending a 6 to the UA flight number on the CO website.
It seems overly complicated, but what do I know (I am just a customer). They still aren't getting to any alignment in numbering which they will need to do.