ZIP 27520 falls in Johnston County, North Carolina, where we hold 32 septic-related documents. We have not classified septic-versus-sewer status for this county, and we do not have a per-ZIP parcel count -- see the county page for what we hold and where the records are kept.
ZCTA 27520 is not entirely inside one county. Land-area share is from the 2020 Census ZCTA-to-county relationship file.
| County | Land in this ZIP | Documents held | On septic (county) | On sewer (county) |
|---|---|---|---|---|
| Johnston County, North Carolina | 96% | 32 | — | — |
| Wake County, North Carolina | 4% | — | — | — |
5 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 |
|---|---|---|---|
| Full Circle Environmental | Clayton | (919) 359-9984 | 5.0 (5) |
| Jim’s Septic Solutions | Clayton | (919) 909-6558 | 5.0 (4) |
| Environmental Systems & Services | Clayton | (984) 285-2563 | 5.0 (1) |
| Fast Lane Septic Services | Clayton | (919) 243-5557 | — |
| Frank Howard's Backhoe | Clayton | (919) 427-1499 | — |
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 27520 spans 2 counties: Johnston County, North Carolina, Wake County, North Carolina.