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Griner Drilling Service Inc (DOT# 191671) – FMCSA Carrier Profile

DOT# 191671● Active
Updated: 2026-03-09

Griner Drilling Service Inc is a registered motor carrier with the FMCSA under USDOT number 191671. The company operates from Columbia, MS and maintains an active operating status with 91 power units and 42 drivers on record.

Safety Rating

FMCSA Safety Rating
✓ Satisfactory
Rated: May 20, 2005

Griner Drilling Service Inc holds a "Satisfactory" safety rating from the Federal Motor Carrier Safety Administration (FMCSA). This rating indicates that the carrier has been found to comply with federal safety regulations based on the most recent compliance review conducted by FMCSA. View official FMCSA record →

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Company Information

Address1014 Highway 98 Bypass, Columbia, MS, 39429-8255
Phone(601) 736-6347
Emailgrayborn@GRINERDRILLINGSERVICE.COM
Entity TypePrivate Property
OperationInterstate
Power Units91
Drivers42
MCS-150 FiledJanuary 10, 2025
Annual Mileage1,500,000 mi (2024)
All carriers in Mississippi→Carriers in Columbia, MS→

Inspection Summary

All-time Inspections
All-time
9
Total
5
OOS
1
Driver OOS
4
Vehicle OOS
OOS Rate55.56%
The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service.

BASICS Safety Scores

BASICS Scores
Higher = more risk · FMCSA Behavior Analysis and Safety Improvement Categories
0.0
Unsafe Driving
0.0
HOS Compliance
1.2
Driver Fitness
0.0
Controlled Substances
5.8
Vehicle Maintenance
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Frequently Asked Questions

What is USDOT Number 191671?
USDOT number 191671 is assigned to Griner Drilling Service Inc, an active motor carrier registered with the FMCSA, based in Columbia, MS.
What is the safety rating of Griner Drilling Service Inc?
Griner Drilling Service Inc has a safety rating of Satisfactory as of May 20, 2005.
How many inspections has Griner Drilling Service Inc had?
Griner Drilling Service Inc has recorded 9 total inspections with 5 out-of-service orders, representing an OOS rate of 55.56%.
Where is Griner Drilling Service Inc located?
Griner Drilling Service Inc is headquartered at 1014 Highway 98 Bypass, Columbia, MS 39429-8255.

Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 191671 · Last updated: 2026-03-09. View official FMCSA record →