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FCC Spectrum MCP Server
MCP search over a locally indexed mirror of FCC Universal Licensing System bulk data: callsigns, licensees, sites, antennas and authorized frequencies. Supports stdio and Streamable HTTP; broadcast stations and satellite earth stations are outside this index. A local mirror needs initialization and refresh. Repository created September 30, 2026.
MCP unverified
Integration
| Transport | stdio |
| Auth | none |
| Endpoint | npx -y @cyanheads/fcc-spectrum-mcp-server@latest |
| Install | Initialize a persistent FCC ULS mirror per README, then npx -y @cyanheads/fcc-spectrum-mcp-server@latest with MCP_TRANSPORT_TYPE=stdio and FCC_SPECTRUM_MIRROR_DIR set (Bun 1.4+ or Node 24+ with optional SQLite peer) |
Use Cases
| 01 | Look up an FCC callsign |
| 02 | Find licensed transmitters near a coordinate |
| 03 | Check authorizations in a frequency band |
Tags
fcc radio-spectrum licensing transmitters stdio
Machine-readable: /api/servers.json
· JSON-LD schema embedded in <head>