Zip Area Code

Trenton, Illinois

Trenton, Illinois, in Clinton County, has ZIP code 62293 and area code 618, with 730 as an overlay.

ZIP code
62293
Area codes
618, 730
Time zone
Central Time
Coordinates
38.6191, -89.6447

ZIP codes in Trenton

ZIP codePost officeCountyArea codes
62293TrentonClinton County618, 730

Area codes for Trenton

  • Area code 618

    In service since 1947. Shares its area with 730. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 730

    In service since July 7, 2023. Shares its area with 618. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.

Time zone

Trenton is in the Central Time zone.

Towns near Trenton