FMCSA Carrier Profile
INTERSTATE TELECOMMUNICATION COOP INC
Owner / Officer: Heather Landmark
Active
No Safety Rating
Authority
No Active Authority
Common carrier
Insurance
Not Found
No coverage amount on file
Safety
Not Rated
2nd pct · 1 inspection on record
✓ No risk flags found on authority or insurance records
Vetting Notes
INTERSTATE TELECOMMUNICATION COOP INC is an active FMCSA-registered motor carrier based in Clear Lake, South Dakota, operating under DOT 511794. No high-severity flags were found on authority or insurance records. Across 1 FMCSA inspection on record, this carrier shows 0.0% driver OOS. Authority and safety history are clean as of this page's last update.
FMCSA Registration
DOT Number
511794
Operating Status
Active
Safety Rating
Not Rated
Entity Type
Corporation
MCS-150 Filed
May 8, 2026
FMCSA Registration
February 4, 1993
Annual Mileage
30,000 mi (2025)
Contact Information
Address
312 4th St West, Clear Lake, SD 57226
Phone
Email
Owner / Officer
Heather Landmark
Officer 2
Tracy Bandemer
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Safety Percentile
2nd percentile
vs. peer carriers
✓ Below FMCSA alert threshold (65th pct) · lower percentile = fewer violations than peers · source: FMCSA SMS
Safety & Inspection Summary
Total Inspections
1
Driver Inspections
1
Vehicle Inspections
Total OOS Orders
Violations by Category
Vehicle Maintenance0
Unsafe Driving0
Hours of Service0
OOS Rates vs. National Average
Driver OOS Rate0.0% · national avg 5.5%
✓ Below national average
Inspection Trend by Year
2025
Inspection Records (1)
| Date | State | Level | Vehicle | Viol. | Status |
|---|---|---|---|---|---|
| October 10, 2025 | SD | Level III — Driver Only | INTERNATIO · 3HAESTZR0NL173302 | 0 | Clean |
Other Carriers in Clear Lake, SD
Data sourced from FMCSA MCMIS via Socrata. Last updated: August 1, 2026.
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