ZIP 39503 falls in Harrison County, Mississippi. We have not measured septic data for this county yet. The county page below has what we do know: where records are kept and whether the portal is public.
| County | Land in this ZIP | Documents held | On septic (county) | On sewer (county) |
|---|---|---|---|---|
| Harrison County, Mississippi | 100% | — | — | — |
4 businesses on record with an address in this ZIP: pumping, installation, design, inspection and repair. Not an endorsement, and we take no fee.
| Company | City | Phone | Rating |
|---|---|---|---|
| Clear Water Well Service | Gulfport | (228) 328-3174 | 3.0 (2) |
| Danny Miller Plumbing | Gulfport | (228) 832-5600 | 2.8 (16) |
| The Drip & Drain Doc | Gulfport | (228) 219-7136 | 1.0 (1) |
| Master Flow Plumbing and Drain | Gulfport | (228) 870-0471 | — |
Land-area overlap is from the 2020 Census Bureau ZCTA5-to-county relationship file, not an estimate of ours. Parcel and document counts are rows we hold, not a survey of every property in the ZIP. Last verified 2026-09-01.
We have not measured septic-versus-sewer status for this county yet.
ZIP 39503 falls in Harrison County, Mississippi.