Grayslake, Illinois

ZIP codes in Grayslake

Area codes for Grayslake

• 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

Grayslake is in the Central Time zone.

Towns near Grayslake

• Hainesville2.4 km (1.5 mi)
• Round Lake Park2.6 km (1.6 mi)
• Round Lake3.2 km (2.0 mi)
• Round Lake Beach4 km (2.5 mi)
• Third Lake4.2 km (2.6 mi)
• Round Lake Heights5.5 km (3.4 mi)
• Lake Villa5.6 km (3.5 mi)
• Gages Lake5.9 km (3.7 mi)