DATA CHECKED OCT 2026
Tennessee / State-run network

TDOT GNSS Reference Network

Paid  Tennessee DOTDepartment of Transportation. The state agency that runs many of the free state RTK networks.More

Plans & pricing

from $50/mo
$50/mo per simultaneous access point + 2.35% card fee (older FY25 contract: $150 processing + $25/mo)
Details
Not yet verified from the operator's own pages

NTRIP caster

hostProvided after signup
PortA number that tells your device which "door" on the caster server to use. For NTRIP it's often 2101.More—
Two TDOT documents disagree; the newer FAQ (10/2025) is used.
Sources: [1] · Blank fields mean the operator doesn't publish it · Report a change

Reliability reports

Collecting soon

No user reports yet for TDOT GNSSGlobal Navigation Satellite System. The general name for GPS (USA) and the other satellite systems like GLONASS, Galileo and BeiDou.More Reference Network. We only show real reports from real users, never sample data. Report collection opens soon, and here's what we'll ask:

Want to be first to report? Use the submit form or subscribe below.

Price changes. New stations.
Once a month.

New state networks, price changes and reliability reports. One email a month, no spam.