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UK Amateur Radio Call Signs - summary or overview of UK or British amateur radio callsigns or call signs and the types of licence used in the UK by ham radio operators.

HamQTH Free Callsign Server - Free ham radio call sign server hamqth.com

9L5MS Sierra Leone - In close cooporation between the DAGOE Foundation, Mercy Ships, 4 Dutch and 1 Liberian radio amateur will run a Radio Project from Sierra Leone. We will be on-site in Freetown between March 15th and April 4th using the amateur radio callsign 9L5MS.

Italian prefixes - Almost everything on the Italian ham-radio callsign assignment system

ITU Callsign Prefixes - Ham Radio ITU International Callsign Country Prefixes

Stockport Radio Society - The home page of stockport amateur radio society, callsign g6uq. based in cheshire, england.

Christchurch Amateur Radio Society - This is the new website of Christchurch ARS - Club callsigns G0MUD, G7MUD and contest callsign G2C

GB3BS Bristol 70cms Repeater Group - Amateur radio uhf repeater covering the bristol area - callsign gb3bs

K5THD - Club callsign for the Tulsa Health Department Amateur Radio Club

QRZCQ.com - The DataBase for radio hams, callsign database, DX Cluster filtering, forum calendar and resources

Online Locator Database - Lookup callsigns in locator, or locator of a specified callsign and display in google map

APRS-Alert - APRS-Alert is the front-end half of a application designed to bridge the gap between Amateur Radio and contemporary SMS/Text-messaging capabilities.

BikeCam G1OCN Dave - Live streaming video from G1OCN's motorcycle mobile webcam while he occasionaly drives his motor bike around the South coast of England, with google earth tracking map, APRS callsign G1OCN-10.

EZCalls - Windows ham radio callsign lookup utility, thatwWorks with internet, QRZ CD, or HamCall CD