Jefferson County, Ohio ZIP codes

23ZIP codes
22Cities and towns
67,490People in ZIP areas
220, 234, 304Area codes

Jefferson County is in Ohio and the Eastern Time zone. ZIP codes don’t follow county lines exactly, so a ZIP code listed here can reach into a neighboring county.

All ZIP codes in Jefferson County

ZIP codeCityTypePopulationMedian income
43901AdenaStandard2,232$63,603
43903AmsterdamStandard2,116$73,281
43908BergholzStandard1,073$62,841
43910BloomingdaleStandard3,191$71,396
43913BrilliantStandard1,213$43,914
43917DillonvaleStandard2,207$59,280
43925East SpringfieldPO Box only39–
43926EmpirePO Box only252$45,938
43930HammondsvilleStandard1,017$68,382
43932IrondaleStandard1,008$54,531
43938Mingo JunctionStandard5,660$55,446
43939Mount PleasantPO Box only341$46,250
43941Piney ForkPO Box only––
43943RaylandStandard3,457$54,784
43944RichmondStandard2,593$69,228
43948SmithfieldPO Box only623$142,606
43952SteubenvilleStandard17,836$47,624
43953SteubenvilleStandard11,274$74,107
43961StrattonPO Box only221$39,500
43963TiltonsvilleStandard1,262$56,813
43964TorontoStandard8,952$60,365
43970Wolf RunPO Box only––
43971YorkvilleStandard923$49,327

Cities and towns in Jefferson County

Area codes in Jefferson County

Questions

How many ZIP codes are in Jefferson County, OH?
Jefferson County has 23 ZIP codes, 16 of them standard ZIP codes for street addresses.
What cities are in Jefferson County?
Jefferson County ZIP codes cover Steubenville, Adena, Amsterdam, Bergholz, Bloomingdale, Brilliant, Dillonvale and East Springfield and 14 other places.
What area code is Jefferson County, OH?
Jefferson County uses area codes 220, 234, 304, 330, 681 and 740.
What time zone is Jefferson County in?
Jefferson County is in Eastern Time.

Other Ohio counties