Caroline County, Maryland ZIP codes
11ZIP codes
11Cities and towns
34,832People in ZIP areas
302, 410, 443Area codes
Caroline 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 Caroline County
| ZIP code | City | Type | Population | Median income |
|---|---|---|---|---|
| 21609 | Bethlehem | PO Box only | – | – |
| 21629 | Denton | Standard | 10,252 | $73,956 |
| 21632 | Federalsburg | Standard | 6,436 | $61,316 |
| 21636 | Goldsboro | Standard | 1,097 | $73,426 |
| 21639 | Greensboro | Standard | 4,682 | $62,772 |
| 21640 | Henderson | Standard | 1,163 | $53,558 |
| 21641 | Hillsboro | PO Box only | 127 | $66,875 |
| 21649 | Marydel | Standard | 1,890 | $68,542 |
| 21655 | Preston | Standard | 5,053 | $90,385 |
| 21660 | Ridgely | Standard | 4,132 | $80,469 |
| 21670 | Templeville | PO Box only | – | – |
Cities and towns in Caroline County
- Bethlehem 1 ZIP
- Denton 1 ZIP
- Federalsburg 1 ZIP
- Goldsboro 1 ZIP
- Greensboro 1 ZIP
- Henderson 1 ZIP
- Hillsboro 1 ZIP
- Marydel 1 ZIP
- Preston 1 ZIP
- Ridgely 1 ZIP
- Templeville 1 ZIP
Area codes in Caroline County
Questions
- How many ZIP codes are in Caroline County, MD?
- Caroline County has 11 ZIP codes, 8 of them standard ZIP codes for street addresses.
- What cities are in Caroline County?
- Caroline County ZIP codes cover Bethlehem, Denton, Federalsburg, Goldsboro, Greensboro, Henderson, Hillsboro and Marydel and 3 other places.
- What area code is Caroline County, MD?
- Caroline County uses area codes 302, 410, 443 and 667.
- What time zone is Caroline County in?
- Caroline County is in Eastern Time.
Other Maryland counties
- Allegany County
- Anne Arundel County
- Baltimore city
- Baltimore County
- Calvert County
- Carroll County
- Cecil County
- Charles County
- Dorchester County
- Frederick County
- Garrett County
- Harford County
- Howard County
- Kent County
- Montgomery County
- Prince George's County
- Queen Anne's County
- Somerset County
- St. Mary's County
- Talbot County
- Washington County
- Wicomico County
- Worcester County