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Roundup Airport
KRPX RPX (Roundup, MT)
Class G: untowered

Elevation: 3490


RwySizeTypeCond.
07/255099x75AsphaltExcellent
16/342460x100GrassGood


Chart Supplement (pdf version)

ROUNDUP (RPX)(KRPX) 2 N UTC–7(–6DT) N46º28.50´ W108º32.61´
3490 B NOTAM FILE GTF
RWY 07–25: H5099X75 (Asphalt) S–12.5 MIRL 0.7% up W

RWY 07: PAPI(P2L)—GA 4.0º TCH 43´. Ground.
RWY 25: PAPI(P2L)—GA 3.0º TCH 42´.

RWY 16–34: 2460X100 (Turf) SERVICE: S4 FUEL 100LL, JET A1 0.8% up S
LIGHTING ACTIVATE MIRL Runway 07–25; PAPI Runway 07 and Runway 25—122.7.

AIRPORT REMARKS: Unattended. Parachute Jumping. Credit card self service fuel available 24 hours. Wildlife on and in the vicinity of airport. Ultralights on and in the vicinity of airport. Right Traffic Runway 25 from 0500–1400Z‡. Runway 16–34 marked with white cones full length, red cones mark threshold.

AIRPORT MANAGER: 406-323-1564
COMMUNICATIONS: CTAF/UNICOM 122.8
®
SALT LAKE CENTER APPROACH/DEPARTURE CONTROL 126.85 CLEARANCE DELIVERY PHONE: For clearance delivery contact Billings Approach at 406-255-2798.
RADIO AIDS TO NAVIGATION: NOTAM FILE BIL.
BILLINGS (VH) (H) VORTACW 114.5 BIL Chan. 92 N45º48.51´ W108º37.48´ 351º 40.1 NM to field. 3811/14E. VOR unusable:
146º–154º beyond 40 NM
155º–165º beyond 40 NM below 11,000´
155º–165º beyond 49 NM below 18,000´
166º–173º beyond 40 NM



ApproachTypeCat B MinsPlate
RNAV (GPS) RWY 25LPV
LNAV/VNAV
LNAV
CIRCLING
3768-1
3818-1¼
3900-1
4000-1
chart
RNAV (GPS) RWY 07LP
LNAV
CIRCLING
3940-1
3960-1
4000-1
chart



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Database updated: 2026/03/19

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