Probably every town in the United States has a post office.
Some are very small, and you may also find them in the (11)
of a shop. Others are large buildings. They are open five days a week
and Saturday morning. From Monday through Friday they are usually open from 8:30
am to (12) . If you know how much the postage
is for your letter, you can buy stamps at any (13) . In some
post office you can buy stamps from machines. Stamps are sold at many different
prices, from one cent to many dollars, ff you are not sun (14)
postage is for your letter, you can ask the clerk. He or she will give
you the stamps you need. At a post office you can also buy
postcards. A postcard is (15) than a letter.