prefix lookup

Bravo Romeo Charlie - DX Group - International DX Group Belgium Radio Contact HeadQuarters : Official BRC Website prefix list, IOTA, Code Q, Blacklist, Fake, Radiocommunication & all informations about Bravo Romeo Charlie club

Ham Lookup by ZipCode - This Database Lookup will return the amateur radio call sign holders which currently hold an active license and will be limited to the zip code specified You must enter at least three digits of the desired zip code.

U.S. Amateur Radio callsign lookups by UALR - US callsign database is updated daily and is derived from FCC license data provided by University of Arkansas at Little Rock

USSR Prefix Conversion - USSR Prefix Conversion by W9OL

IV3GKE web cluster and dx-call lookup - Single page live DX spots organized by Band. Includes an exremeley fast call sign lookup.

Amateur Radio Country Files - This web site represents the home of "Country Files", databases of entities (countries), prefixes and callsigns that are used by amateur radio logging software. There are three "flavors" of country files: CTY.DAT used by contest logging software such as CT, N1MM, NA, TR and Writelog DX4WIN.CTY used by the DX4WIN logging software WPXLOC.DAT used by packet cluster software such as AR-Cluster, CC Cluster and DX Spider maintained by Jim Reisert, AD1C

DXCC Prefix Conversion - DXCC Prefix Conversion by W9OL

IOTA countries list - List of IOTA prefixes provided by QRZ.com

European IOTA islands - List of european IOTA Prefixes

Postal Code Lookup - The Address Doctor, postal code lookup engine

QSL statistics - Online database of QSL card exchange status. Lookup if stations confirm QSOs and share your stats by uploading your ADIF log.

Les Nouvelles DX - Galerie de QSL - QSL gallery mostly for the deleted countries, old prefix, Antarctic stations and also for the very old cards prior 1945

US Band Plan by ICOM - ICOM USA Amateur Radio HF VHF/UHF band plan updated to 2008, include a Common Country prefixes in PDF Format

USA Amateur Radio HF Band Plan - PDF with USA Amateur radio HF band plan and common country prefixes updated in 2008 by Icom

Radio QTH practice exams - Call sign lookup system based on FCC database allow lookup for vanity call signs, practice exams and simple online qsl card creation

M5AML John - M5AML - SSTV, Aerials (antennas), SSTV, Rallies, UK prefixes

SWL DX Cluster - Web cluster for swl's. With many features, including filters, search, SWL Database, lookups

Beam DX - BEAM_DX is a free software for radioamateurs or radio listeners usage. It allows to point a directionnal antenna towards an azimuth, a locator, an international prefix or any other geographical position on earth predefined by its latitude and its longitude by F1ORL

ADIFLookup - This utility was written as an interface between N1MMLogger and Logger32. Freeware windows Log Converter.

DXFile - Windows shareware logging program, offer several features like packet radio interface, web cluster, grid square, beaming directions, qsl manager lookup, dx spot filtering by F6GQK in french.

MixW - Online QRZ.com Lookup dll - This add-in for MixW will automatically do a callsign lookup from qrz.com and fill select information into your MixW log entry. It also optionally checks to see if the station is a known LoTW user

CTR-Remote - CTR-Remote is an enhanced version of CTR817 (a Pocket PC radio control program for the Yaesu FT-817). The program has been completely re-written using Microsoft Visual Studio .NET and now supports a wider range of radios, Bluetooth® wireless technology and/or TCP/IP and Wi-Fi radio control, ADIF log import and export format, custom frequency lists, DX Cluster monitoring, callsign lookup, and enhanced scanning options.

iPhone Ham Radio Callsign Lookup - This webapp provides an iPhone-compatible lookup of Amateur Radio Callsigns. It provides the name, address, and license class (from the FCC’s public records) of any US-Licensed Amateur Radio Operator.

CallBook for iPhone - CallBook is an Amateur Radio application that allows you to look up call signs via the free WM7D server, the QRZ Online subscription service or the HamCall subscription server and track active APRS stations on www.aprs.fi. Lookup results can be emailed and the QTH can be instantly viewed in the Maps application

Ham for iPhone - Ham is a free iPhone Ham Radio utility. View solar conditions (Solar Flux, Indices, X-Rays, Sunspots and calculated band conditions). View PSKreporter reports and Callsign lookups.