Arbitron National Radio Services provides listening information on radio networks, radio syndicators and public radio.

National Radio Services include:

RADAR®: National and Network Radio Ratings

Nationwide: Local/Regional Market-Level Network Radio Ratings

What's New in National Radio

RADAR 105 Reference Guide (PDF; Password Protected*)6.21.10

RADAR 105 Special Notice (PDF; Password Protected*)6.21.10

More Than 239 Million Listen to Radio Every Week According to the Arbitron RADAR 105 Report Nearly Seven Million More People Listen to RADAR Network Affiliated Stations Compared To Last Year6.15.10

Fall 2010 Radio Nationwide Reference Guide (PDF; Password Protected*) Detailed description of the population estimates, market coverage and methodology used in Arbitron's Radio Nationwide ratings service.3.11.10

Black Radio Today 2009 Edition Now Available2.2.10

Hispanic Radio Today 2009 Edition Now Available This annual study presents an in-depth look at how Hispanic Americans use radio.1.21.10

*Contact your Arbitron representative for password help.