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  2. List of postal codes - Wikipedia

    en.wikipedia.org/wiki/List_of_postal_codes

    The postal code refers to the post office at which the receiver's P. O. Box is located. Kiribati: KI: no codes Korea, North: KP: no codes Korea, South: 1 August 2015 KR: NNNNN Previously NNN-NNN (1988~2015), NNN or NNN-NN (1970~1988) Kosovo: XK: NNNNN A separate postal code for Kosovo was introduced by the UNMIK postal administration in 2004 ...

  3. Postal address verification - Wikipedia

    en.wikipedia.org/wiki/Postal_address_verification

    If the address is valid, it is assigned a ZIP+4 code something like this: 12344-5678, where the first five digits are the ZIP code and the trailing four digits are the delivery range. An address with a ZIP+4 code (or nine-digit ZIP code) is considered to be valid. In most cases, this means that the address is deliverable.

  4. Template:List of postal codes in Europe - Wikipedia

    en.wikipedia.org/wiki/Template:List_of_postal...

    Download QR code; Print/export Download as PDF; Printable version; In other projects Wikidata item; Appearance. move to sidebar hide This page was last edited on 9 ...

  5. Address verification service - Wikipedia

    en.wikipedia.org/wiki/Address_verification_service

    Following a request from a merchant for an address verification, the credit card processor sends an AVS response code back to the merchant indicating the degree of address matching. The meaning of the codes vary between credit card processors. Merchants can use the AVS code to determine whether to accept or reject a credit card transaction.

  6. RM4SCC - Wikipedia

    en.wikipedia.org/wiki/RM4SCC

    RM4SCC (Royal Mail 4-State Customer Code) [1] is the name of the barcode character set based on the Royal Mail 4-State Bar Code symbology created by Royal Mail. The RM4SCC is used for the Royal Mail Cleanmail service. It enables UK postcodes as well as Delivery Point Suffixes (DPSs) to be easily read by a machine at high speed.

  7. Jackknife resampling - Wikipedia

    en.wikipedia.org/wiki/Jackknife_resampling

    In statistics, the jackknife (jackknife cross-validation) is a cross-validation technique and, therefore, a form of resampling. It is especially useful for bias and variance estimation. The jackknife pre-dates other common resampling methods such as the bootstrap .

  8. Postal codes in the Netherlands - Wikipedia

    en.wikipedia.org/wiki/Postal_codes_in_the...

    2-digit postcode areas Netherlands (defined through the first two postcode digits) Postal codes in the Netherlands, known as postcodes, are alphanumeric, consisting of four digits followed by two uppercase letters. The letters 'F', 'I', 'O', 'Q', 'U' and 'Y' were originally not used for technical reasons, but almost all existing combinations ...

  9. Postal codes in Switzerland and Liechtenstein - Wikipedia

    en.wikipedia.org/wiki/Postal_codes_in...

    In Switzerland, the postal codes have four digits. As with the postcode system introduced in Germany in 1993, a municipality can receive several postcodes. A locality (settlement) having its own postal code does not mean that it is an independent political municipality, but only that it is an official locality.