ZIP Code 73855 – Rosston, OK
Rosston, Oklahoma · Harper County · Central time
| ZIP code | 73855 |
|---|---|
| City | Rosston |
| State | Oklahoma |
| County | Harper County |
| Population | 253 |
| Time zone | Central · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 146.62 sq mi |
| Center (lat, long) | 36.8747, -99.8530 |
Area codes in this area
These are the area codes that most often serve ZIP 73855 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.
Map
Nearby ZIP codes
About ZIP 73855
ZIP code 73855 is assigned to Rosston, Oklahoma. It lies in Harper County. Its Census area covers about 146.62 square miles of land. The closest neighboring ZIP is 67840 (Englewood), about 13.4 miles away.
Every address in 73855 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.
Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources