ZIP Code 73620 – Arapaho, OK
Arapaho, Oklahoma · Custer County · Central time
| ZIP code | 73620 |
|---|---|
| City | Arapaho |
| State | Oklahoma |
| County | Custer County |
| Population | 1,378 |
| Time zone | Central · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 104.56 sq mi |
| Center (lat, long) | 35.6223, -99.0251 |
Area codes in this area
These are the area codes that most often serve ZIP 73620 (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 73620
ZIP code 73620 is assigned to Arapaho, Oklahoma. It lies in Custer County. Its Census area covers about 104.56 square miles of land. The closest neighboring ZIP is 73639 (Custer City), about 8.8 miles away.
Every address in 73620 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