The Simple Way to Search White Pages & Yellow Pages. | | Duncan, Oklahoma Area Codes - Click here for City Guide
| Area Code Directory | | Zip Code | City | State | County | Area Code | Time Zone | Latitude/Longitude | | 73533 | Duncan | OK | Stephens | 580 | CST | 34.478199/-97.835297 | | 73534 | Duncan | OK | Stephens | 580 | CST | 34.509499/-97.967400 | | 73536 | Duncan | OK | Stephens | 580 | CST | 34.447800/-97.835098 |
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