Zip Area Code

Mountainside, New Jersey

Mountainside, New Jersey, in Union County, has ZIP code 07092 and area code 908.

ZIP code
07092
Area code
908
Time zone
Eastern Time
Coordinates
40.6785, -74.3588

ZIP codes in Mountainside

ZIP codePost officeCountyArea codes
07092MountainsideUnion County908

Area code for Mountainside

  • Area code 908

    In service since November 1, 1990. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Time zone

Mountainside is in the Eastern Time zone.

Towns near Mountainside