Johnsburg, Illinois

Nearest ZIP codes to Johnsburg

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

Area codes for Johnsburg

• Area code 815

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

• Area code 847

  In service since January 20, 1996. Shares its area with 224. 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 code 224

  In service since January 5, 2002. Shares its area with 847. 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

Johnsburg is in the Central Time zone.

Towns near Johnsburg

• Pistakee Highlands3.7 km (2.3 mi)
• McCullom Lake4.5 km (2.8 mi)
• Mchenry4.7 km (2.9 mi)
• Ringwood5.4 km (3.4 mi)
• Lakemoor6.1 km (3.8 mi)
• Spring Grove6.7 km (4.2 mi)
• Fox Lake6.8 km (4.2 mi)
• Solon Mills7 km (4.3 mi)