Sonic Bets Big on Smashburgers With 4 New ‘All-American’ Sonic Smashers

Sonic Drive-In is expanding its smashburger lineup with four new All-American Sonic Smasher burgers launching nationwide on ...
WFMZ-TV

Lehigh Valley's last Sonic Drive-In closes doors permanently in Hanover Twp.

HANOVER TWP., Pa. - The last Sonic Drive-In has skated out of the Lehigh Valley. The Valley's last standing location at 1753 Airport Road in Hanover Township is permanently closed. As you can see the ...