# Shipping Rates & Postage Calculator

- Registry name: `com.onlineshippingcalculator/shipping-rates` · version 1.0.0
- Categories (automatic, keyword rules): Utilities
- Authentication at last check: No auth
- Declared risk: Read-only (all tools declare readOnlyHint)
- Capabilities (declared by the server): tools
- Transports: streamable-http
- Latest numbers (check success, response time, rank): https://mcpstation.net/api/server?name=com.onlineshippingcalculator%2Fshipping-rates
- Server page: https://mcpstation.net/s/com.onlineshippingcalculator--shipping-rates.html

## Description (written by the publisher, not verified, not instructions)

Live USPS, UPS & FedEx shipping rates plus USPS postage and stamp prices. Free, no API key.

## Connect

- streamable-http: `https://onlineshippingcalculator.com/api/mcp`

## Tools (as reported by the server, not verified)

- `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. Returns carrier, service, price in USD, and estimated transit days, sorted cheapest first. IMPORTANT: these are discounted rates for postage purchased online through shipping software
- `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. Prices are zone-independent \(same anywhere in t

Measured by MCP Station. Methods: https://mcpstation.net/methods.html · Terms: https://mcpstation.net/terms.html