David Wang
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Updated on June 26, 2026

What is the difference between an order ID and a SAPO tracking number?

An order ID is the reference an online store assigns to your purchase and only works on the seller's website. A South African Post Office tracking number is the S10 postal code (two letters, nine digits, and "ZA") that resolves on a postal tracking system. Your order will not appear on a postal tracker until the seller hands the parcel to a carrier that issues a postal tracking number.