What fuel is available at KRPX?

Roundup Airport offers 100LL, Jet A-1.

Does KRPX require landing permits?

Yes, landing permits are required for Roundup Airport (United States).

Where is KRPX located?

Roundup Airport (KRPX) is located in Roundup, United States.

What is the IATA code for KRPX?

The IATA code for Roundup Airport is RPX.

How long is the runway at KRPX?

The main runway at Roundup Airport (07/25) measures 1554x23m.

Reference data only — not for flight planning or navigation. Verify with official sources (AIP, NOTAMs, ATC). Full disclaimer

Roundup Airport (KRPX/RPX) — Roundup, United States

Roundup Airport (KRPX/RPX) serves Roundup, United States. This is a small airport with 2 runways (07/25, 16/34). Field elevation is 3500 ft AMSL. Data on this page is maintained by the aviation community — contribute to keep it accurate.

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67% Data Complete 35 of 52 points

Missing: Operations, Contacts

Section Breakdown

Basic Info 7/7

Runways 4/4

Frequencies 1/4

Operations 0/2

Fuel 1/1

Contacts 0/2

Additional Info 3/10

Data last updated: 2026-04-02

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Basic Airport Information

ICAO: KRPX
Name: Roundup Airport
Type: small_airport
Category: Domestic
Latitude: 46.475094
Longitude: -108.541496
Elevation: 3500 ft
Country: United States
Municipality: Roundup
IATA Code: RPX
FAA Code: N/A
FIR: N/A
Timezone: America/Denver
Distance from City: N/A km
VFR: Yes
IFR: No

Runways

Runway 07/25

Designation: 07/25
Dimensions: 1554x23m
Surface: ASP
PCN: N/A
Lighting: Lighted
NAVAIDs: N/A
Approach Types: N/A
Remarks: N/A

Runway 16/34

Designation: 16/34
Dimensions: 750x30m
Surface: GRS
PCN: N/A
Lighting: Not lighted
NAVAIDs: N/A
Approach Types: N/A
Remarks: N/A

Frequencies

Tower: N/A
Ground: N/A
Operations: 122.800 MHz
Traffic/Approach: N/A
ATIS: N/A

Operation Hours

Monday N/A

Tuesday N/A

Wednesday N/A

Thursday N/A

Friday N/A

Saturday N/A

Sunday N/A

Extra Hours On Request: No
Remarks: Unattended

Contacts

AIS Tel: N/A
ARO Tel: N/A
MET Tel: N/A
Admin Tel: +1 406-323-1564
Health Tel: N/A
Police Tel: N/A
Authorities Tel: N/A
Website: N/A
Remarks: N/A

Slots / PPR

Slot Required: No
PPR Required: No
PPR Contact: N/A
Remarks: N/A

Fuel Information

Fuel Type: 100LL
Price/L: N/A
Last Updated: N/A
Remarks: N/A

Fuel Type: Jet A-1
Price/L: N/A
Last Updated: N/A
Remarks: N/A

Immigration

Port of Entry: No
GENDEC Required: No
GAR Required: No
Remarks: N/A

Airport Services

No services listed for this airport yet.

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United States Permit Requirements

Fast Landing: 1d

Overflight Permit: No
Landing Permit: Conditional
Overflight Lead Time: N/A
Landing Lead Time: 60 minutes minimum (eAPIS manifest before departure); recommend 24-48 hours for CBP port notification

Private / GA Operations:

No permits required for private non-revenue flights. eAPIS manifest mandatory for all international arrivals/departures.

View Full United States Permit Details

Active NOTAMs

05/123 caution

Approach lighting out

RWY 25 PAPI U/S

2026-05-19 19:19:00 2026-11-19 21:11:00

07/176 info

TOWER LGT (ASN 2023-WTW-187-OE) 463528N1083756W (7.9NM NNW RPX) 4312FT (525FT AGL) U/S

2026-07-25 02:53:00 2026-08-09 02:53:00

07/001 info

!GTF 07/001 RPX OBST TOWER LGT (ASR 1304282) 463634.60N1075258.40W (28.4NM ENE RPX) 3432FT (406FT AGL) U/S 2607011232-2608151222

2026-07-01 12:32:00 2026-08-15 12:22:00

+1 more active NOTAM

View all NOTAMs on Map

Nearby Airports

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Compare KRPX with 80S side by side →

Airport History

Discover the key milestones and historical events that shaped Roundup Airport. Our community-powered timeline traces this airport's journey from its origins to the present day.

Explore History

Frequently Asked Questions

What fuel is available at KRPX?: Roundup Airport offers 100LL, Jet A-1.
Does KRPX require landing permits?: Yes, landing permits are required for Roundup Airport (United States).
Where is KRPX located?: Roundup Airport (KRPX) is located in Roundup, United States.
What is the IATA code for KRPX?: The IATA code for Roundup Airport is RPX.
How long is the runway at KRPX?: The main runway at Roundup Airport (07/25) measures 1554x23m.

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