WMER (1390 AM) is a Gospel radio station broadcasting in the Meridian, Mississippi, Arbitron market.

WNBN (1290 AM) is a radio station broadcasting in the Meridian, Mississippi, Arbitron market.

WZKS (104.1 FM) is a radio station broadcasting in the Meridian, Mississippi, Arbitron market.

WMOX (1010 AM) is a radio station broadcasting in the Meridian, Mississippi, Arbitron market.

Sunny 93.3's signal coverage is the largest of any other station in the region which enables the brand to serve two Arbitron rated markets: Tupelo and Columubus-Starkville-West Point.

WUCL (97.9 FM) is a classic country-formatted radio station broadcasting in the Meridian, Mississippi, Arbitron market.

WKZB (95.1 FM, "95.1 The Buzz") is a classic hits music formatted radio station broadcasting in the Meridian, Mississippi, Arbitron market.

The station was moved to the WRKI studios in Brookfield, CT, and its Arbitron market was changed from Poughkeepsie to Danbury.

In the year 1973, the Arbitron markets for Dallas and Fort Worth were combined into one book, to reflect the merging of the two cities into one metropolitan area.

Main Line's operating strategy is to purchase and operate radio stations in mid-size Arbitron markets, generally those ranked between 50 and 150 in Arbitron's market size list.