The song reigns after the trio first reached the list in 2007.
Jonas Brothers notch their first No. 1 on Billboard's Pop Songs radio airplay chart, as "Sucker" lifts 2-1 (on the survey dated April 27).
The song, released on Republic Records, likewise previously became the sibling trio's first No. 1 on the all-genre airplay-, streaming- and sales-based Billboard Hot 100, when it launched at the summit in March.
Here's a look at the history of Jonas Brothers (Joe, Kevin and Nick Jonas) on Pop Songs, which ranks titles by weekly plays on a panel of 167 mainstream top 40 stations, according to Nielsen Music: