Find RTK corrections in your state

22 states have a free public RTK network. Pick a state.

 Free   Paid state   Unclear/restricted   No state network 

Nationwide services

• Point One Navigation Polaris — Virtual RTK $42/mo per license (~10 cm); True RTK $125/mo per license (1-3 cm); annual discounts
• GEODNET RTK — $40/mo or $400/yr per device
• RTKdata — $40/mo, $400/yr, or $1,920 for 5 yrs per device
• E38 RTK Premium — From $100 (shortest term; see page for durations)
• Emlid Corrections — 1 yr included with eligible Reach receivers; top-up $699/1 yr or $1,199/3 yr per device (via E38)
• u-blox PointPerfect Flex — From $5.90/mo (up to 100 hrs); 30-day free trial
• Swift Navigation Skylark — From $69/mo (1 cm RTK) or $29/mo (sub-decimeter RTK-SSR) per ArduSimple
• Leica (HxGN) SmartNet — price not published
• Trimble VRS Now — price not published
• RTK2GO — Free community caster; no quality guarantees
• NOAA NGS CORS — Free post-processing data (RINEX); not a real-time RTK service