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S10 (UPU standard)

S10 (UPU standard)

Standard for international postal mail tracking numbers.

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First pulled by Crista, Oct 24, 2026

Wikipedia views per dayLast 30 days 863

Not sold on the market yet.

Readers' pathsAug 2026 – Oct 2026

Readers go next to

Share of the 356 clicks on its links

  1. ISO 3166-1 alpha-2

    Two-letter country codes defined in ISO 3166-1.

    19%

  2. Registered mail

    Postal service.

    16%

  3. Express mail

    Accelerated mail delivery service.

    15%

  4. Mail

    System for transporting documents and other small packages.

    14%

  5. Serial shipping container code

    Identifier number for logistics.

    12%

  6. Universal Postal Union

    Specialized agency of the United Nations.

    11%

  7. Parcel post

    Type of mailing.

    9.8%

Readers come from

Share of the 281 readers arriving from another article

  1. Tracking number

    Numbers associated with shipping packages.

    69%

  2. Universal Postal Union

    Specialized agency of the United Nations.

    27%

  3. Express mail

    Accelerated mail delivery service.

    3.9%