Zip Area Code

Rensselaer, Missouri

No ZIP code carries the name of Rensselaer, Missouri, in Marion County; the nearest ZIP code is 63401, in area code 573, with 235 as an overlay.

Nearest ZIP
63401
Area codes
573, 235
Time zone
Central Time
Coordinates
39.6698, -91.5404

Nearest ZIP codes to Rensselaer

This is the ZIP code nearest to Rensselaer, each listed with the post office it is named after.

ZIP codePost officeCountyArea codes
63401HannibalMarion County573, 235

Area codes for Rensselaer

  • Area code 573

    In service since January 7, 1996. Shares its area with 235. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 235

    In service since March 24, 2024. Shares its area with 573. 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

Rensselaer is in the Central Time zone.

Towns near Rensselaer