Grayson County Texas is covered by a total of 19 ZIP Codes. There are 7 ZIP Codes in Grayson County that extend into adjacent counties (Collin County, Cooke County, Denton County, and Fannin County). Of the ZIP codes within or partially within Grayson County there are 16 Standard ZIP Codes and 3 PO Box ZIP Codes.
Click on the ZIP Codes in the interactive map to view more information. The map control in the upper right corner can be used to toggle map layers on and off. The red outline is the border of Grayson County and can be turned on and off. Each type of postal code can also be turned on and off.
| ZIP Code | ZIP Code City/Town | ZIP Code Type | |||
|---|---|---|---|---|---|
| Denison | Standard | |||
| Denison | Standard | |||
| Gunter | Standard | |||
| Pottsboro | Standard | |||
| Sherman | Standard | |||
| Sherman | PO Box | |||
| Sherman | Standard | |||
| Bells | Standard | |||
| Howe | Standard | |||
| Tom Bean | PO Box | |||
| Whitewright | Standard | |||
| Van Alstyne | Standard | |||
| Collinsville | Standard | |||
| Gordonville | Standard | |||
| Pilot Point | Standard | |||
| Sadler | Standard | |||
| Southmayd | PO Box | |||
| Tioga | Standard | |||
| Whitesboro | Standard |