eCommerce

onlineshippingcalculator.com

Provides shipping rate quotes and postage calculations for USPS, UPS, and FedEx.

1 endpoint2 known toolsFirst detected July 15, 2026Last detected July 15, 2026

ENDPOINT 1

https://onlineshippingcalculator.com/api/mcp

No auth detected

Known tools 2

get_shipping_rates

Get live USPS, UPS, and FedEx shipping rates for a package from a US ZIP code to a US or international destination.

get_postage_price

Get the current USPS First-Class postage price for a letter, large envelope (flat), or postcard mailed within the US — including how many Forever stamps to put on it and an exact combination of stamp denominations that covers the postage with no waste.