Round Lake, Illinois

ZIP codes in Round Lake

Area codes for Round Lake

• 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 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

Round Lake is in the Central Time zone.

Towns near Round Lake

• Round Lake Beach1.9 km (1.2 mi)
• Round Lake Heights2.4 km (1.5 mi)
• Round Lake Park3 km (1.9 mi)
• Long Lake3.2 km (2.0 mi)
• Grayslake3.2 km (2.0 mi)
• Hainesville3.6 km (2.2 mi)
• Venetian5.6 km (3.5 mi)
• Ingleside5.8 km (3.6 mi)