Kru Am ( Post office)

postcard

air letter/aerogramme

package/parcel

first class

priority mail

express mail/overnight mail

parcel post

certified mail

stamp

sheet of stamps

roll of stamps

book of stamps

change of address form

selective service registration form

passport application form

envelope

return address

mailing address

zip code

postmark

stamp/postage

mail slot

postalworker/postal clerk

scale

stampmachine

lettercarrier/ mailcarrier

mail truck

mailbox

money order