DATA CHECKED OCT 2026
Nationwide services / Swift Navigation Skylark

Swift Navigation Skylark

Paid  

Coverage

50 states

Sold nationwide. Real RTKReal-time kinematic. A way to make GPS accurate to about an inch by getting live corrections from a nearby base station.Full definition coverage depends on station density and cell signal, so check the official map for your site.

Tap a network below to light up the states it lists. Yellow = state is on the network's list (coverage inside a state can still be partial).
Regional / private
State-run
Nationwide (dashed = no state list published)

Everything you need to know

from $69/mo

Type: Commercial network

Price & plans

PlanPriceTerm
Skylark Nx RTK$69/mo or $699/yrMonthly or annual; volume discounts
Free trial
14 days
Discounts / exemptions
Not published
What's included
Not published
Contract / terms
Monthly or annual subscription; volume pricing by contact

Coverage

Where it works
Sold nationwide. Real RTK coverage depends on station density and cell signal, so check the official map for your site.
Stations
Not published; the public SourcetableThe list of every mount point a caster offers. Your app shows it when you connect without picking one.Full definition listed 13 mountpoints on 2026-10-17 (network products plus any single-station streams)
Official coverage map
Not published
Needs cell signal?
Yes: NTRIPThe standard way RTK corrections are sent over the internet. Think of it as internet radio for correction data.Full definition needs internet at the RoverThe receiver that moves around the job, like a survey pole or a drone. It uses the base's corrections to find its exact spot.Full definition (cell data or a phone hotspot). General rule, not an operator statement.
Network
Cloud network RTK (VRSVirtual reference station. The network blends nearby stations to create a pretend base right next to you, which keeps the baseline short.Full definition) with atmospheric modeling

Connection settings

NTRIP caster

hostna.l1l2 / na.l1l5 / na.all-freq .skylark.swiftnav.com
PortA number that tells your device which "door" on the caster server to use. For NTRIP it's often 2101.Full definition2101 (2102 TLS, 2103 mTLS)
mountsDX-MSM1, MSM4, MSM5, NXRTK-MSM5, NXRTK-NAD83-MSM5, NXRTK-RTCM31, NXRTK-WGS84-G1674-MSM5, OSR, SBL-MSM1, SBL-MSM5, SSR, SSR-integrity, SSR-integrity-AES-CMAC

Confirmed live: a public sourcetable request to na.l1l5.skylark.swiftnav.com:2101 answered on 2026-10-17 with 13 mountpoints.

Mount types
Not published
Correction formats
RTCMThe common format RTK corrections are written in, so different brands can understand each other.Full definition MSM5
Satellites (ConstellationOne family of navigation satellites, like GPS, GLONASS, Galileo or BeiDou. More constellations means more satellites to use.Full definition)
Not published
Datum / EpochOne moment of GPS measurement. A receiver logging at 1 Hz records one epoch every second.Full definition / GeoidA lumpy, imaginary "sea level" surface around the whole Earth. Elevations are measured from it.Full definition
ITRFInternational Terrestrial Reference Frame. A worldwide datum. In the US it's about a meter different from NAD 83.Full definition current epoch, WGS 84The worldwide datum GPS uses by default. It's very close to ITRF.Full definition(G1674), or NAD 83(2011)The official US datum for horizontal position right now. Most state networks give coordinates in it.Full definition epoch 2010 by Mount pointOne specific correction stream on a caster, like one channel on a radio. Each one comes from a certain station or network setup.Full definition
Must send GGAA short message your rover sends with its rough location. VRS and nearest-station streams need it to know where you are.Full definition position?
Not published
Accuracy
Not published
Receivers that work
Hardware agnostic; receiver lookup on Swift site

Sign-up steps

  1. Sign up on the Skylark portal for monthly or annual
  2. Activate licenses in the Skylark User Portal
Sign-up page
Not published
How long approval takes
Not published
Who can sign up
Not published

Fine print

Terms / user agreement
Not published
System status page
Not published
Support
Not published
Last checked
2026-10-17
Checked 2026-10-17 Sources: [1] [2] [3] [4] [5] · "Not published" means we couldn't find it on the operator's public pages · Report a change

Reliability reports

Collecting soon

No user reports yet for Swift Navigation Skylark. We only show real reports from real users, never sample data. Report collection opens soon, and here's what we'll ask:

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Get a quote

Coming soon

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Price changes. New stations.
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