Organization Mail

in united states, private companies, such fedex , ups, compete federal government s united states postal service, particularly in package delivery. different mailboxes provided local , express service. (the usps has legal monopoly on first class , standard mail delivery.)



postal truck in brazil



canada post van in toronto



a usps mail truck in united states.



zabrze (poland) - post office.



students receive mail in american university



delivery bicycle in germany

some countries have organized mail services public limited liability corporations without legal monopoly.

the worldwide postal system comprising individual national postal systems of world s self-governing states co-ordinated universal postal union, among other things sets international postage rates, defines standards postage stamps , operates system of international reply coupons.

in countries system of codes has been created (referred zip codes in united states, postcodes in united kingdom , australia, , postal codes in other countries), in order facilitate automation of operations. includes placing additional marks on address portion of letter or mailed object, called bar coding. bar coding of mail delivery expressed either series of vertical bars, called postnet coding, or block of dots two-dimensional barcode. block of dots method allows encoding of proof of payment of postage, exact routing delivery, , other features.

the ordinary mail service improved in 20th century use of planes quicker delivery. world s first scheduled airmail post service took place in united kingdom between london suburbs of hendon , windsor, berkshire, on 9 september 1911. methods of airmail proved ineffective, however, including united states postal service s experiment rocket mail.

receipt services made available in order grant sender confirmation of effective delivery.