dotsearch.usJ C DYER & S DYER
USDOT 598 · DENVER, CO Not Authorized
J C DYER & S DYER is a carrier registered with the FMCSA under USDOT number 598, based in DENVER, CO. It operates in interstate commerce. It does not currently hold active for-hire operating authority on record. Its fleet includes 1 power unit and 1 driver. Its last MCS-150 filing was 2006-08-11, which is past the FMCSA's two-year biennial update requirement. This record was last updated 2026-09-06 from official FMCSA data.
Vetting snapshot
- Operating authority
- Not Authorized
- USDOT registration
- Inactive
- MCS-150 biennial update
- Overdue - last filed 2006-08-11
- Safety rating
- Not rated
- Registered with FMCSA
- 52 years
- Fleet
- 1 power units
FMCSA record
- USDOT Number
- 598
- Legal Name
- J C DYER & S DYER
- DBA Name
- DYER DRILLING COMPANY
- Entity Type
- Carrier
- USDOT Status
- Inactive
- Operating Authority
- Not Authorized
- Operation
- Interstate
- Business Type
- PARTNERSHIP
- Operation Classification
- PRIVATE PROPERTY
- Physical Address
- 411 C A JOHNSON BLG, DENVER, CO, 80202
- Mailing Address
- 411 C A JOHNSON BLG, DENVER, CO
- Power Units
- 1
- Trucks
- 1
- Total Drivers
- 1
- CDL Drivers
- 1
- Trailers
- 1
- Hazmat
- No
- Cargo Carried
- Large Machinery
- Company Officer
- DANNY CATES
- MCS-150 Date
- 2006-08-11
- Registered
- 1974-06-01
- Last Updated
- 2026-09-06
Frequently asked questions
What is J C DYER & S DYER's USDOT number?
J C DYER & S DYER's USDOT number is 598.
Is J C DYER & S DYER authorized to operate for hire?
No. J C DYER & S DYER does not currently hold active for-hire operating authority on its FMCSA record. It may still operate privately or intrastate.
Is J C DYER & S DYER's USDOT registration active?
Its USDOT registration status is Inactive in the latest FMCSA data. Registration status reflects FMCSA filings (such as the biennial MCS-150 update), not whether the company is currently doing business.
Where is J C DYER & S DYER based?
J C DYER & S DYER is based in 411 C A JOHNSON BLG, DENVER, CO, 80202, according to its FMCSA registration.
How large is J C DYER & S DYER's fleet?
J C DYER & S DYER reported 1 power unit and 1 driver on its most recent FMCSA MCS-150 filing.
What is J C DYER & S DYER's FMCSA safety rating?
J C DYER & S DYER has not been assigned an FMCSA safety rating. Most carriers are unrated; an unrated carrier is not the same as a poorly rated one.
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Source: official FMCSA / SAFER public records. Verify critical details on this carrier's official FMCSA SAFER snapshot.