Conowingo, MD zip code
Conowingo, Maryland uses one zip code: 21918. Most of it is in Cecil County. Together these zip codes are home to about 4.2K people.
Zip codes
1
Population
4.2K
All zips combined
Largest zip
21918
4,169 residents
Zip codes in Conowingo
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 21918 | 4,169 | $84,587 |