Summit, Illinois

Nearest ZIP codes to Summit

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

Area codes for Summit

• Area code 708

  In service since November 11, 1989. Shares its area with 464. Local calls are dialed with 1 plus ten digits.

• Area code 464

  In service since January 21, 2022. Shares its area with 708. Local calls are dialed with 1 plus ten digits.

• Area code 773

  In service since October 12, 1996. Shares its area with 872. Local calls are dialed with 1 plus ten digits.

• Area code 872

  In service since November 7, 2009. Shares its area with 312 and 773. 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

Summit is in the Central Time zone.

Towns near Summit

• Summit Argo1.2 km (0.7 mi)
• McCook2.5 km (1.6 mi)
• Lyons2.8 km (1.7 mi)
• Forest View4.1 km (2.5 mi)
• La Grange4.6 km (2.9 mi)
• Stickney4.6 km (2.9 mi)
• Hodgkins4.7 km (2.9 mi)
• Brookfield4.7 km (2.9 mi)