Reference data only — not for flight planning or navigation. Verify with official sources (AIP, NOTAMs, ATC). Full disclaimer
Grandfield Municipal Airport (K1O1) — Grandfield, United States
At a glance
- Tower
- 122.8
- Runways
- 08/26, 17/35
- Elevation
- 1,128 ft
Times in UTC. Reference only: verify with the AIP and NOTAMs.
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63%
Data Complete
33 of 52 points
Missing: Operations, Fuel, Contacts
Section Breakdown
Basic Info
7/7
Runways
4/4
Frequencies
1/4
Operations
0/2
Fuel
0/1
Contacts
0/2
Additional Info
2/10
Data last updated:
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See a next to a field? Click it to confirm the info is still correct. Recently verified Outdated — please verify
Basic Airport Information
- ICAO: K1O1
- Name: Grandfield Municipal Airport
- Type: small_airport
- Category: Domestic
- Latitude: 34.237598
- Longitude: -98.741997
- Elevation: 1128 ft
- Country: United States
- Municipality: Grandfield
- IATA Code: N/A
- FAA Code: N/A
- FIR: N/A
- Timezone: America/Chicago
- Distance from City: N/A km
- VFR: Yes
- IFR: No
Runways
Runway 08/26
- Designation: 08/26
- Dimensions: 469x23m
- Surface: ASPH-F
- PCN: N/A
- Lighting: Not lighted
- NAVAIDs: N/A
- Approach Types: N/A
- Remarks: N/A
Runway 17/35
- Designation: 17/35
- Dimensions: 945x23m
- Surface: ASPH-F
- PCN: N/A
- Lighting: Lighted
- NAVAIDs: N/A
- Approach Types: N/A
- Remarks: N/A
Frequencies
- Tower: 122.800 MHz
- Ground: N/A
- Operations: N/A
- 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: Not recorded
- Remarks: Unattended
Contacts
- AIS Tel: N/A
- ARO Tel: N/A
- MET Tel: N/A
- Admin Tel: N/A
- Health Tel: N/A
- Police Tel: N/A
- Authorities Tel: N/A
- Website: N/A
- Remarks: N/A
Slots / PPR
- Slot Required: Not recorded
- PPR Required: Not recorded
- PPR Contact: N/A
- Remarks: N/A
Immigration
- Port of Entry: Not recorded
- APIS Required: Not recorded
- GAR Required: Not recorded
- 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.
Active NOTAMs
10/427
info
OBST TOWER LGT (ASR 1049790) 340534.70N0985244.70W (11NM SW 1O1) 2198FT (1046FT AGL) U/S
2026-10-28 02:46 UTC
2026-12-12 02:46 UTC
10/375
info
OBST TOWER LGT (ASR 1252511) 341310.20N0984049.20W (3.3NM E 1O1) 1400FT (259FT AGL) U/S
2026-10-26 15:41 UTC
2026-12-10 15:41 UTC
10/373
info
OBST TOWER LGT (ASR 1238408) 341433.00N0984041.00W (3.2NM E 1O1) 1401FT (305FT AGL) U/S
2026-10-26 15:24 UTC
2027-01-23 23:59 UTC
+7 more active NOTAMs
NOTAMs received from the FAA NOTAM feed (last message 2026-10-28 13:40 UTC). This list is built from the feed as NOTAMs are issued and is not checked against the FAA's full list: confirm with FAA NOTAM Search before flight.
View all NOTAMs on Map
Nearby Airports
Airport History
No milestones recorded for Grandfield Municipal Airport yet. Know when it opened, who built it or a notable event? Add it with a source.
Add a historical factFrequently Asked Questions
- What is the tower frequency at K1O1?
- The tower frequency at Grandfield Municipal Airport is 122.8 MHz.
- Does K1O1 require landing permits?
- It depends on the flight. No permits required for private non-revenue flights. eAPIS manifest mandatory for all international arrivals/departures. Permit details for United States
- Where is K1O1 located?
- Grandfield Municipal Airport (K1O1) is located in Grandfield, United States.
- How long is the runway at K1O1?
- The main runway at Grandfield Municipal Airport (08/26) measures 469x23m.