Capitol Hill Monitors
- Listings of federal and local government frequencies for Washington, DC, plus northern Virginia and suburban Maryland.
- http://www.henney.com/chm/links/mddatah.htm

Victorville, California Police and Fire Audio
- Streaming always at 8kb. Listen live to local police, fire and other public services.
- http://www.myvictorville.com/police-scanner.php

Radio Codes and Signals
- Listing of Radio Ten codes and other signals for the United States and Canada.
- http://www.bearcat1.com/radio.htm

Scan North
- Radio scanning frequencies and information for the North of England.
- http://www.northumberlandstreet.com/