Zip Area Code

Timberlane, Illinois

No ZIP code carries the name of Timberlane, Illinois, in Boone County; the nearest ZIP codes are 61011 and 61065, in area code 815, with 779 as an overlay.

Nearest ZIP
61011, 61065
Area codes
815, 779
Time zone
Central Time
Coordinates
42.3357, -88.8661

Nearest ZIP codes to Timberlane

These are the ZIP codes nearest to Timberlane, each listed with the post office it is named after.

ZIP codePost officeCountyArea codes
61011CaledoniaBoone County815, 779
61065Poplar GroveBoone County815, 779

Area codes for Timberlane

  • Area code 815

    In service since 1947. Shares its area with 779. Local calls are dialed with 1 plus ten digits.

  • Area code 779

    In service since March 17, 2007. Shares its area with 815. Local calls are dialed with 1 plus ten digits.

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

Timberlane is in the Central Time zone.

Towns near Timberlane