Zip Area Code

Onslow, Iowa

Onslow, Iowa, in Jones County, has ZIP code 52321 and area code 563.

ZIP code
52321
Area code
563
State
Iowa
Time zone
Central Time
Coordinates
42.1070, -91.0151

ZIP codes in Onslow

ZIP codePost officeCountyArea codes
52321OnslowJones County563

Area code for Onslow

  • Area code 563

    In service since March 25, 2001. Local calls are dialed with seven digits.

Time zone

Onslow is in the Central Time zone.

Towns near Onslow