- Radio Merit Badge ( AA6J, K2GY)
- Boy Scouts Troop 23
- Sarah Wells Girl Scouts Council
- Mt.Beacon Amateur Radio Club Repeaters
- Orange County (NY) Amateur Radio Club
- New York Repeater Directory
- New York State Link Repeater System
- ARRL
- USPS Postage Rate Calculator
- National Communications System (NCS) SHAred RESources (SHARES) High Frequency (HF) Radio Program
- U.S. Army Military Affiliate Radio System (MARS)
- Wireless Telecommunications Bureau
- FCC
- USGS Seamless Data Distribution System
- NIST/USNO Official Time (UTC)
- Time Zone Converter
- What time is it in ...?
- Web validation tools
- Amateur Radio Band Plan Layout
- US Callsign Lookup
- Other University Club Stations
- Morse Code Translator
- GNU Software Radio
- TAPR - DSP
- Radio Control & Programming
- CTR - Control the Radio
- PocketPC N0HR
- Palm Ham
- K0BG Web Site for Mobile Hams
- W5AC Emergency Communications
- ARES Communications Trailer Design
- MARC ECOMM 1
- EPIRB
- Heil Sound Amateur Radio
- QRZ
- QTH.com
- eHam.net
- DXZone
- DX-Central
- Hamstuff.com
- HamStop-com on ebay
- Marc's Amateur Radio Center
- Murphy's Surplus
- American-MilSpec
- Government Liquidation
- Toronto Surplus & Scientific