St. Joseph, Illinois

Nearest ZIP codes to St. Joseph

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

Area codes for St. Joseph

• Area code 217

  In service since 1947. Shares its area with 447. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

• Area code 447

  In service since March 27, 2021. Shares its area with 217. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

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

St. Joseph is in the Central Time zone.

Towns near St. Joseph

• Saint Joseph1.2 km (0.7 mi)
• Ogden6.5 km (4.0 mi)
• Royal10.1 km (6.3 mi)
• Sidney10.6 km (6.6 mi)
• Homer10.9 km (6.8 mi)
• Fithian13.3 km (8.3 mi)
• Urbana14.1 km (8.8 mi)
• Philo16.1 km (10 mi)