USDOT 3239983
Southern On-site
Portable Toilets Llc Dba Southern On-site · Hattiesburg, MS · Interstate
Motor Carrier
✓ Registered fleet operator
12
Power units
12
Drivers
2
Roadside inspections
Fleet & safety
The operation
2
Inspections
Feb 4, 2026
Most recent
Dec 2, 2025
Earliest on file
| Date | State | Level |
|---|---|---|
| Feb 4, 2026 | LA | Level II — Walk-around |
| Dec 2, 2025 | MS | Level III — Driver-only |
About
Who we are
Southern On-site is an interstate motor carrier based in Hattiesburg, MS.
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Contact
Work with Southern On-site
Address
4985 Old Highway 11 Ste 2
Hattiesburg, MS 39402-6214
Phone
(769) 223-6251
SO•••@Y•••.COM
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