ZIP Code 73018 – Chickasha, OK
Chickasha, Oklahoma · Grady County · Central time
| ZIP code | 73018 |
|---|---|
| City | Chickasha |
| State | Oklahoma |
| County | Grady County |
| Population | 20,505 |
| Time zone | Central · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 155.1 sq mi |
| Center (lat, long) | 35.0485, -97.9387 |
Area codes in this area
These are the area codes that most often serve ZIP 73018 (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 73018
ZIP code 73018 is assigned to Chickasha, Oklahoma. It lies in Grady County. Its Census area covers about 155.1 square miles of land. The closest neighboring ZIP is 73023 (Chickasha), about 0.3 miles away.
Every address in 73018 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