| Winchester-on-the-Severn | |
|---|---|
| — Populated place — | |
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Winchester-on-the-Severn
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| Coordinates: | |
| Country | United States |
| State | Maryland |
| County | Anne Arundel |
| Time zone | Eastern (EST) (UTC-5) |
| • Summer (DST) | EDT (UTC-4) |
| ZIP codes | |
| FIPS code | |
| GNIS feature ID | |
Winchester-on-the-Severn is a populated place located in Anne Arundel County, Maryland. It is the longest hyphenated placename in the United States appearing in the USGS's Geographic Names Information System, consisting of 21 letters.