The first and third are parts of normal cancels called slogan cancels or machine slogan cancels. The wording replaces the usual straight or wavy bars, and was used for publicity including various charitable campaigns. There are many different kinds with varieties.
This one happens to have a pictorial element:
and other threads.
The second cancel is a double oval, a standard style used for many years. This is called a mute (or dumb) double oval, as others will have the city, state and sometimes office name. This was multipurpose, used on packages, registered mail, mail that missed cancellation by a machine, etc.