The Environmental Health Office is located one block east of the Johnston County Courthouse in Smithfield. The physical address is:
309 East Market Street
Smithfield, NC 27577
919-989-5180 (voice)
919-989-5190 (fax)
Office Hours are 8:00 a.m. to 5:00 p.m. Monday through Friday except holidays.
List of Environmental Health Employees
| NAME | TITLE | PHONE |
| Larry W. Sullivan, RS, MPH | Director | 919-989-5183 |
| Gregg Bennett, RS | On-Site Wastewater Supervisor | 919-989-5187 |
| Tammy Blackmon | Office Assistant IV | 919-989-5180 |
| Ashley Kincaid-Blake | Environmental Health Specialist | 919-989-5186 |
| Todd Ramsey | Environmental Health Specialist | 919-989-5192 |
| Frank Feldenzer, RS | Soil Scientist I | 919-989-5185 |
| John Phillips | Environmental Program Specialist | 919-989-5194 |
| David Fulcher, RS | Environmental Health Specialist | 919-989-5191 |
| Dana Person, RS | Environmental Health Specialist | 919-989-5184 |
| Kim Fry | Processing Assistant III | 919-989-5180 |
| Bobby Mills, RS | Environmental Health Program Specialist | 919-989-5189 |
| Eric Bass, RS | Environmental Health Specialist | 919-989-5182 |
| John Russell, RS | Environmental Health Specialist | 919-989-5188 |
| Michael Southwick, RS | Environmental Health Program Specialist | 919-989-5181 |
| Cynthia Thompson-Foster | Processing Assistant III | 919-989-5180 |
| Aric Ashby, RS | Environmental Health Specialist | 919-989-5193 |
| Will Faber | Environmental Health Specialist Intern | 919-989-5180 |
