ZIP Codes Box

Carroll County, Maryland ZIP codes

10ZIP codes
9Cities and towns
160,991People in ZIP areas
223, 227, 240Area codes

Carroll County is in Maryland 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 Carroll County

ZIP codeCityTypePopulationMedian income
21048FinksburgStandard10,481$131,921
21074HampsteadStandard14,777$108,536
21088LineboroPO Box only––
21102ManchesterStandard12,162$135,069
21157WestminsterStandard38,984$104,966
21158WestminsterStandard22,083$109,827
21776New WindsorStandard6,261$133,409
21784SykesvilleStandard39,258$139,395
21787TaneytownStandard11,645$91,682
21791Union BridgeStandard5,340$93,015

Cities and towns in Carroll County

Area codes in Carroll County

Questions

How many ZIP codes are in Carroll County, MD?
Carroll County has 10 ZIP codes, 9 of them standard ZIP codes for street addresses.
What cities are in Carroll County?
Carroll County ZIP codes cover Westminster, Finksburg, Hampstead, Lineboro, Manchester, New Windsor, Sykesville and Taneytown and 1 other places.
What area code is Carroll County, MD?
Carroll County uses area codes 223, 227, 240, 301, 410, 443, 667 and 717.
What time zone is Carroll County in?
Carroll County is in Eastern Time.

Other Maryland counties