National Radio Data - is an on-line subscription-based provider of nationwide scanner frequencies, trunked frequencies, ham radio, and mass media for DXing. National Radio Data also provides worldwide airport frequencies, civil aviation registry information, public service information, and more.
Our databases are updated regularly from the FCC, Canadian TAFL and other resources, ensuring the most accurate information possible. We provide numerous search capabilities so you can quickly find what you're looking for.
Scanner frequencies include complete US FCC and Canadian TAFL databases which are updated weekly.
United States and Canadian ham radio call signs, updated weekly.
Database Updates Last Update: 11/04/2019
Frequency Reference database, updated weekly.
Ham Radio call sign databases, updated weekly.
Other databases are updated weekly or when newer data is published by the respective source.