Add ZipCodeAndCounty to Places

[qileza]

Adds a free public US ZIP code API under the Places category.

API	Description	Open/Trial
ZipCodeAndCounty	US ZIP codes with county (FIPS), timezone, area codes, Census ACS demographics, property tax, broadband, cost of living. REST API + MCP server for AI agents	Free tier + open-source examples repo

Why it's a fit

• Free, no-auth lookups for low-volume use (5/day anonymous, 200/mo with a free key)
• All data from US government public-domain sources (Census ACS, USPS, HUD, NANPA, NCES, BEA, IANA)
• Examples repo (MIT license) at https://github.com/qileza/zip-code-free-api with snippets in 8 languages + MCP setup
• OpenAPI 3.0 spec at https://zipcodeandcounty.com/openapi.json
• Production-stable, rate-limited
• Unique: only US-ZIP API in this list that provides full county FIPS, ACS demographics, and an MCP server for AI agents (Claude Desktop, Cursor, Zed, Windsurf)

Docs

• Site: https://zipcodeandcounty.com
• API: https://zipcodeandcounty.com/docs
• Examples: https://github.com/qileza/zip-code-free-api