Best USPS MCP Servers
The United States Postal Service (USPS) is an independent agency of the United States federal government responsible for providing postal service throughout the country. It offers mail delivery, shipping services, and other postal-related products and solutions.
Why this server?
Provides access to USPS tracking events through Lob's API integration, enabling retrieval of mail delivery status and tracking information for physical mail sent via Lob.
AlicenseAqualityBmaintenanceA Model Context Protocol server that enables LLMs to interact with the Lob.com API for address verification and sending physical mail. It provides 76 tools across 12 resource groups including postcards, letters, checks, and templates with built-in safety features for production use.7827MITWhy this server?
Provides USPS ZIP-to-jurisdiction crosswalk to map ZIP codes to counties, tracts, CBSAs, and congressional districts.
AlicenseAqualityBmaintenanceMCP server for HUD housing data, enabling Fair Market Rent lookups, Section 8 income limits, and ZIP-to-county crosswalk mapping for affordable housing assessments.6MITWhy this server?
Supports tracking of USPS mail and packages, showing delivery progress and status information.
AlicenseBqualityDmaintenanceAllows tracking of parcel deliveries across various carriers using the 17track.net API, with automatic or manual carrier detection.2356MITWhy this server?
Allows sending outbound mail, including first-class letters and certified mail, via USPS through the mailbox.bot API.
AlicenseAqualityBmaintenanceOfficial mailbox.bot MCP server for AI agents. Send letters, certified mail, postcards, and receive scanned inbound physical mail with sandbox keys, approval controls, tracking, and webhooks.29722MITWhy this server?
Facilitates the sending of real physical letters and postcards to addresses worldwide, with fulfillment including delivery via the United States Postal Service (USPS).
AlicenseAqualityDmaintenanceEnables AI agents to send physical letters and postcards to over 200 countries using Solana cryptocurrency for payment. It provides tools for generating mail quotes, managing wallet balances, and automating physical correspondence directly through the Model Context Protocol.4381MITWhy this server?
Enables management of USPS shipments through the Shipi platform, including tools to compare live rates, create shipments, schedule pickups, and track packages.
AlicenseAqualityDmaintenanceManage shipping workflows by creating labels, tracking packages, and scheduling carrier pickups. Compare live rates from major carriers like FedEx and UPS to optimize costs for every shipment. Organize logistical operations with a centralized address book and detailed shipping analytics.1891MITWhy this server?
Normalizes and parses US addresses into the standard USPS format with associated confidence scores.
AlicenseAqualityCmaintenanceAgent Toolbelt is an MCP server exposing 11 focused API tools for LLM agents — schema generation, text extraction, token counting, CSV conversion, Markdown conversion, URL metadata, regex builder, cron expressions, address normalization, color palettes, and brand kits. Each tool is a focused microservice with structured input/output, WCAG-scored color data, USPS address parsing, and multi-model to25251MITWhy this server?
Enables comparison of shipping rates and tracking of shipments through the United States Postal Service.
AlicenseAqualityDmaintenanceThe first logistics/WMS MCP server for AI agents. Rate shopping, inventory management, order tracking, fleet logistics, AI-powered route optimization, demand forecasting, and supply chain analytics. 18 tools across 3 tiers.20111MITWhy this server?
Validates and standardizes US addresses using the official USPS Address Validation API, providing tools for address validation and standardization.
FlicenseAqualityDmaintenanceEnables AI assistants to validate and standardize US addresses using the official USPS Address Validation API with secure OAuth2 authentication.1