postagerate
Postage rate refers to the price charged by a postal operator for the transport and delivery of mail and parcels. It varies by service class (such as letter, flat, or parcel), destination (domestic or international), weight, and sometimes size. Most systems also apply additional charges for optional services, such as tracking, insurance, certified delivery, or signature on delivery.
Pricing structures typically use weight bands and zone-based or distance-based destination charges. Domestic rates are usually
Changes to postage rates are common and are often reviewed by regulators or the postal operator's governing
Limitations and considerations: rates can be difficult to compare across countries, and frequent increases can encourage