MileCheck covers mile markers in all 50 states and pulls live DOT road alerts in 48. State by state, we're writing the driver's guide to how each one's mileposts actually work — the corridors, the passes, the quirks, and what the DOT closes. Green-bordered states have their guide.
● Mile markers ● Live DOT alerts ● Drawbridges
I-65: 366 miles from the Gulf to the Tennessee line.
Read the driver’s guide →● Mile markers ● Live DOT alerts
“Mile 99 Glenn Highway” is an actual Alaska address.
Read the driver’s guide →● Mile markers ● Live DOT alerts
Why I-17 starts at 194 and I-19 is in kilometers.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
I-40’s truck river runs on mile markers.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
Postmiles reset at every county line.
Read the driver’s guide →● Mile markers ● Live DOT alerts
The Eisenhower Tunnel tops out I-70 at 11,100 ft.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
Milepost math for the Stamford–Bridgeport crawl.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
23 miles of I-95 carry the whole East Coast.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
In the Keys, addresses ARE mile markers.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
GDOT calls everything “SR” — here’s how to read it.
Read the driver’s guide →● Mile markers ● Live DOT alerts
On the Road to Hana, the mile markers ARE the directions.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
US-95 runs 538 lonely miles border to border.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
Downstate is flat, landmark-poor mile-marker country.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
More interstates converge on Indy than almost anywhere.
Read the driver’s guide →● Mile markers ● Live DOT alerts
306 miles of I-80 and the ground blizzards that close it.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
424 miles of I-70 — the longest single-state stretch anywhere.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
31E vs 31W: different highways, one letter apart.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
18 exit-free miles over the swamp — the milepost is the address.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
Two hours of woods north of Bangor — know your milepost.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
Counties log miles, but the sign is what counts.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
Since 2020, the exit number is the mile marker.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
One interstate stitches both peninsulas at the Mackinac Bridge.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
Where I-35 forks in two — the Twin Cities split.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
I-55 north-south, plus the Natchez Trace’s own mileposts.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
The lettered-route state: Route AA, I-70, and old Route 66.
Read the driver’s guide →● Mile markers ● Live DOT alerts
The highest point on I-90 in America.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
455 miles of I-80 — the Platte River road, gated by the mile.
Read the driver’s guide →● Mile markers ● Live DOT alerts
US-50: the Loneliest Road in America.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
Where I-93 squeezes to two lanes through the Notch.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
The Turnpike and Parkway run their own mile numbers.
Read the driver’s guide →● Mile markers ● Live DOT alerts
Milepost paddles mark even the empty Route 66 two-lanes.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
The little green reference markers, decoded.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
I-40 runs mountain fog to beach sand — 420 miles, one road.
Read the driver’s guide →● Mile markers ● Live DOT alerts
ND gates the interstate shut when ground blizzards hit.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
The Turnpike runs its own milepost line across the north.
Read the driver’s guide →● Mile markers ● Live DOT alerts
Every turnpike keeps its own milepost line.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
Cabbage Hill, Gorge ice, and the new half-mile markers.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
Two I-76s, two numbering systems.
Read the driver’s guide →● Mile markers ○ Alerts coming soon
The whole state in 43 mile markers.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
The I-95 pine flats and I-26’s hurricane lane reversal.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
Reference markers: trust the sign, not the tape measure.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
455 miles of I-40, fog gorge and all.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
880 miles of I-10 in one state.
Read the driver’s guide →● Mile markers ● Live DOT alerts
106 miles of interstate with no services.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
Mile markers that reset at every town line.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
VDOT says report your mile marker — here’s how.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
The passes that close more than almost anywhere.
Read the driver’s guide →● Mile markers ● Live DOT alerts
88 mountain miles where the milepost is your lifeline.
Read the driver’s guide →● Mile markers ● Live DOT alerts ● Drawbridges
One road, two numbers: the I-90/94 Dells overlap.
Read the driver’s guide →● Mile markers ○ Alerts coming soon
Elk Mountain: America’s most-closed interstate, by mile range.
Read the driver’s guide →