Zip Area Code

Rolla, Missouri

Rolla, Missouri, in Phelps County, has ZIP codes 65401, 65402 and 65409 and area code 573, with 235 as an overlay.

ZIP codes
65401, 65402, 65409
Area codes
573, 235
Time zone
Central Time
Coordinates
37.9504, -91.7676

ZIP codes in Rolla

ZIP codePost officeCountyArea codes
65401RollaPhelps County573, 235
65402*RollaPhelps County573, 235
65409RollaPhelps County573, 235

* No mapped delivery area: P.O. boxes or a single organization. Area codes are those of the nearest ZIP code area.

Area codes for Rolla

  • 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

Rolla is in the Central Time zone.

Towns near Rolla