Gregg County, Texas ZIP codes
13 ZIP codes are in Gregg County, plus 3 that cross in from neighboring counties. It's part of the Longview, TX metro area.
- ZIP codes
- 13
- Population in these ZIPs
- 133,450
- Avg. median income
- $70,700population-weighted
- Cities & towns
- 5
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Gregg County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 75601 | Longview | 15,780 | $65,700 | $215,000 |
| 75603 | Longview | 6,061 | $65,212 | $251,700 |
| 75604 | Longview | 31,924 | $67,942 | $219,700 |
| 75605 | Longview | 35,417 | $73,190 | $288,600 |
| 75606 PO Box | Longview | — | — | — |
| 75607 PO Box | Longview | — | — | — |
| 75608 PO Box | Longview | — | — | — |
| 75615 PO Box | Longview | — | — | — |
| 75647 | Gladewater | 13,299 | $65,809 | $210,700 |
| 75660 PO Box | Judson | — | — | — |
| 75662 | Kilgore | 25,034 | $70,096 | $214,200 |
| 75663 PO Box | Kilgore | — | — | — |
| 75693 | White Oak | 5,935 | $102,146 | $246,400 |
ZIP codes partly in Gregg County
These ZIP codes are mostly in a neighboring county but cover part of Gregg County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 75602 | Longview | Harrison County | 20,671 | $52,330 | $141,300 |
| 75641 | Easton | Rusk County | 83 | — | $165,900 |
| 75645 | Gilmer | Upshur County | 10,400 | $57,438 | $273,600 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Gregg County
Nearby counties
Frequently asked questions
How many ZIP codes are in Gregg County, Texas?
13 ZIP codes are mainly in Gregg County, and 3 more ZIP codes from neighboring areas reach partly into it.
What cities are in Gregg County?
ZIP codes in Gregg County use the city names Gladewater, Judson, Kilgore, Longview and White Oak.
What metro area is Gregg County in?
Gregg County is part of the Longview, TX metropolitan statistical area.