UPCS by country: postal codes and addressing guides
How postal codes and addresses work in each country UPCS supports, and how a UPCS code relates to the official system.
Supported countries
ArgentinaHow Argentina's four-digit postal codes and the longer CPA work, how Argentine addresses are written, and how a UPCS exact-location code fits in.AustraliaHow Australia's four-digit postcodes and street addresses work, how Australia Post uses them, and where a UPCS location code fits in.BrazilHow Brazil's eight-digit CEP postal code works, how Brazilian addresses are written, and how a UPCS exact-location code fits alongside them.CanadaHow Canada's postal system and six-character postal codes work, how Canadian addresses are written, and how a UPCS exact-location code fits in.ChinaAn overview of China's six-digit postal codes and large-to-small address order, plus how a UPCS code adds an exact location to a Chinese address.EgyptHow Egypt's five-digit postal codes and governorate-based addresses work, the role of Egypt Post, and where a UPCS location code fits in.FranceHow French codes postaux and addresses work, from five-digit codes and CEDEX to street conventions, and how a UPCS FR code complements them.GermanyHow German Postleitzahlen and addresses work, how street and house numbers are written, and how a UPCS DE code complements a German address.IndiaHow India's six-digit PIN code and typical addresses work, why landmarks matter, and how a UPCS code can pinpoint an exact delivery location.IranHow Iran's ten-digit postal code and Persian address structure work, and how a UPCS IR code can mark an exact building entrance or gate.ItalyHow the Italian CAP and addresses work, from street-then-number order to province abbreviations, and how a UPCS IT code complements them.JapanHow Japan's seven-digit postal code and block-based address system work, and how a UPCS code can add an exact location to a Japanese address.MexicoHow Mexico's five-digit código postal system works, why the colonia matters in a Mexican address, and how a UPCS exact-location code fits in.NigeriaHow Nigeria's six-digit postal codes and landmark-based addresses work, the role of NIPOST, and where an exact-location UPCS code fits in.PakistanHow postal codes and addresses work in Pakistan, from the five-digit code to landmark-based directions, and how a UPCS code adds an exact location.RussiaHow Russian postal indexes and addresses work, how to write them correctly, and how a UPCS RU code can pinpoint an exact delivery spot.Saudi ArabiaHow the Saudi National Address, five-digit postal code and short address work, and how a UPCS SA code can mark an exact delivery point.South AfricaHow South Africa's four-digit postal codes work, the difference between street and box codes, how addresses are written and where UPCS fits.SpainHow Spanish codigos postales and addresses work, from province-based five-digit codes to floor and door notation, and how a UPCS ES code helps.ThailandHow Thailand's five-digit postal codes and soi-based addresses work, from province to subdistrict, and how a UPCS code adds an exact location.TurkeyHow Turkish posta kodu and addresses work, from neighbourhood and street to door number, and how a UPCS TR code marks an exact location.United Arab EmiratesThe UAE has no nationwide postal code. Learn how P.O. Boxes, area names and landmarks work, and how a UPCS AE code marks an exact location.United KingdomHow UK postcodes and addresses work, how to write them, and how a UPCS GB code can sit alongside a normal UK address as an exact-location add-on.United StatesHow the United States postal system and ZIP codes work, how American addresses are written, and where a UPCS exact-location code fits in.VietnamHow Vietnam's six-digit postal codes and ward, district and city addresses work, who runs the postal system and how UPCS codes fit in.