ZIP 73554 (Mangum, OK) truck route planning & crash data
Plan safer truck routes around ZIP 73554: commercial truck and garbage truck crashes here and in Greer County, dangerous roads, seasonality and route safety data for fleets.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
0 of 22 truck crashes since 2015.
Deadliest roads
How Greer County compares with Oklahoma
Greer County against Oklahoma and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Greer County stands out
Full comparison
| Measure (2015–2025) | Greer County | Oklahoma | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 35.1 | 79.3 | 49.7 | 56% below the state |
| Deaths per 100 crashes | 14.3 | 4.1 | 3.4 | 3.5× the state |
| Injuries per crash | 0.43 | 0.44 | 0.49 | same |
| Garbage-truck share | 0.0% | 1.4% | 2.3% | 100% below the state |
| On snow, slush or ice | 4.8% | 5.3% | 6.2% | 10% below the state |
| Morning rush (6–10 am) | 23.8% | 22.6% | 23.7% | same |
| In rain, sleet or snow | 9.5% | 12.8% | 13.8% | 26% below the state |
| Winter months (Nov–Mar) | 66.7% | 40.4% | 41.9% | 1.6× the state |
| After dark | 33.3% | 25.4% | 24.8% | 1.3× the state |
Compared with Oklahoma, Greer County is lower on crashes per 100k residents / yr, garbage-truck share and on snow, slush or ice. It stands out for higher deaths per 100 crashes, winter months (nov–mar) and after dark.
The headline for Greer County: 14.3 people killed per 100 truck crashes (Oklahoma: 4.1).
Overview
Since 2015, 22 crashes involving commercial trucks have been reported in Greer County. They injured 9 people and killed 3.
In complete reporting years that works out to about one truck crash every 191 days.
When crashes happen
January has the most truck crashes, 18.2% of the yearly total, while April has the fewest (0.0%).
The five winter months (November to March) hold 66.7% of truck crashes, against 40.4% across Oklahoma.
More truck crashes happen at 5–6 pm than at any other hour (13.6%).
Snow, slush or ice was on the road in 4.8% of truck crashes, compared with 5.3% in Oklahoma.
Where crashes happen
Fatal large-truck crashes within 10 miles of ZIP 73554 since 2015 were spread across roads: SR-34 (1).
Garbage & waste trucks
No crashes involving garbage or refuse trucks have been reported in Greer County since 2015.
Route planning tips for ZIP 73554 fleets
- Review driver schedules for January, the month with the most truck crashes.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
About the data
This report uses the FMCSA crash file (reported crashes of trucks over 10,000 lb) and NHTSA FARS (fatal crashes). It reports the numbers without guessing at reasons.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Greer County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-34 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Greer County) |
|---|---|
| US-283 | 9 |
| State Highway 9 | 2 |
| United States Highway 283 | 2 |
| County Road 1470 | 1 |
| I-35 | 1 |
| Ok-6 | 1 |
| Ok-6 528 Ft North Of Old Ok 6 | 1 |
| Old Ok-6 | 1 |
ZIP 73554 at a glance
| Population | 3,309 |
| Density | 4 per sq mi |
| Median household income | $56,400 |
| Median home value | $108,781 |
| Home ownership | 80% |
Waste facilities and haulers nearby
Historical data: truck crashes in Greer County since the 1990s
Combines the FMCSA crash file (all reported truck crashes, real coverage from about 1990) with NHTSA FARS (fatal crashes involving a large truck, 1982–2024).
| Decade | Truck crashes / yr | Change | Fatal crashes / yr (FARS) |
|---|---|---|---|
| 1990s | 2 | — | 0.1 |
| 2000s | 2 | +1% | 0.3 |
| 2010s | 3 | +74% | 0.3 |
| 2020s | 2 | -44% | 0.0 |
Reported truck crashes averaged 2 a year in the 1990s and 2 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 0.5 a year in 2016–19, 0.0 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 73554
How many truck crashes happen in ZIP 73554?
Since 2015, 22 crashes involving commercial trucks were reported in Greer County (9 injured, 3 killed).
What is the worst month for truck crashes in ZIP 73554?
January has the most truck crashes in Greer County, 18.2% of the yearly total.
How many garbage truck accidents happen in ZIP 73554?
0 crashes involving garbage or refuse trucks have been reported in Greer County since 2015, 0.0% of all truck crashes.
What is the truck crash rate in ZIP 73554 compared with Oklahoma?
Per 100,000 residents, Greer County has 35.1 truck crashes a year; Oklahoma has 79.3.
How can I plan a safer truck route in ZIP 73554?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
2026 is a partial year. Updated October 2026.