🇳🇷Nauru (officially: Republic of Nauru) is filed in ISO 3166-1 under alpha-2 code NR, alpha-3 code NRU and numeric code 520. Its international dialing code is +674 and its country-code top-level domain is .nr. The capital is Yaren. Region: Oceania.
Currency: AUD (Australian Dollar).
The two-letter code appears in domains, locales (like en-NR), shipping and licence plates; the three-letter code in passports, finance and sport; the numeric code where Latin script is unavailable.