- O C Airport
- O C Airport
- O'Neal Airport
- O'Neill Municipal Airport
- Oakes Municipal Airport
- Oakland County Intl Airport
- Oakland County Intl Airport
- Oakland Intl Airport-Oak
- Oberlin City Airport
- Ocean Aire
- Ocean City Municipal Airport
- Ocean City Municipal Airport
- Ocean Isle Airport
- Ocean Ridge Airport
- Ocean Shores Municipal Airport
- Ocean Shores Municipal Airport
- Ocean Springs Airport
- Oceana County Airport
- Oceano Airport
- Ochiltree County Airport
- Oconee County Airport
- Oconto Municipal Airport
- Ocracoke Island Airport
- Odle Aviation
- Oelwein Municipal Airport
- Ogallala City Airport
- Ogdensburg Intl Airport
- OK3 Air
- Okaloosa County Airport Admin
- Okeechobee Jet Ctr
- Okolona Municipal Airport
- Oktibbeha Airport
- Old Bridge Airport Inc
- Old Rhinebeck Aerodrome
- Olie's Airport Svc
- Olivas Aviation
- Olive Branch Airport
- Oliver Springs Airport
- Olney Municipal Airport
- Olney Noble Airport Awos
- Olney-Noble Airport
- Olumpic Airways
- Olympia Airport
- Olympia Regional Airport
- Olympic Airways
- Omak City Airport
- ONA Airpark
- Onaway Airport
- Oneida County Airport
- Oneonta City Airport
- Onslow County Ellis Airport
- Ontario Airport Innsuites Htl
- Ontario City Airport
- Ontario Intl Airport-Ont
- Operations Division
- Orange City Airport
- Orange County Airport
- Orange County Regional Airport
- Orange Municipal Airport
- Orangeburg Municipal Airport
- Ord Airport & Weather
- Orlando Executive Airport-Orl
- Orlando Exeuctive Airport
- Orlando International Airport
- Orlando Intl Airport-Mco
- Orlando North Airpark Hanger
- Orlando Sanford Airport
- Orleans Airport
- Ormond Beach Airport
- Oroville Municipal Airport
- Orr Public Airport
- Osage Airport
- Osborn Enterprises
- Osceola Municipal Airport
- Osceola Municipal Airport
- Osceola Municipal Airport
- Oscoda Wurtsmith Airport Svc
- Oscoda-Wurtsmith Airport
- Oskaloosa Airport
- Oswego County Airport
- Oswego Municipal Airport
- Outdoor Pursuit
- Overton Airport
- Owatonna Airport Inc
- Owatonna City Airport
- Owen's Air Svc Inc
- Owensboro Daviess County Air
- Oxford Airport Inc
- Oxford Airport Technical Svc
- Oxford Henderson Airport
- Oxnard Airport
- Ozark Regional Airport
- Ozaukee Northshore Airport
- Pacific Aviation Corp
- Pacific Executive Aviation
- Pacific Jet Svc
- Pacific Precision Products
- Pacific Rim Aviation
- Pacific Western Aviation
- Paducah Airport Corp
- Page Field Aviation Ctr
- Pahopac Airport
- Painesville Flying Svc
- Paintsville Prestonsburg Arprt
- Paintsville Prestonsburg Arprt
- Paintsville Prestonsburg Arprt
- Palacios City Airport
- Palatka Kay Larkin Airport
- Palestine Aviation Svc
- Palm Beach Intl Airport-Pbi
- Palmdale Regional Airport-Pmd
- Palmyra Airport
- Palo Alto Airport
- Pam's Place Airport
- Pamela Black Airport
- Panama City Bay Cnty Intl-Pfn
- Pangborn Memorial Airport
- Panola County Airport
- Panola County Airport
- Paoli Municipal Airport
- Paradise Aviation
- Paragould Airport
- Parker County Airport
- Parlin Field Airport
- Parshall Airport
- Parsons Aviation Inc
- Parsons Aviation Inc
- Paul Rowe Memorial Airport
- Paul's Airport Parking
- Pauls Valley Municipal Airport
- Pawhuska Municipal Airport
- Pawnee City Municipal Airport
- Payne Field Airport
- Paynesville Municipal Airport
- Payson Airport
- Payson Aviation
- Pea Patch Aerodrome
- Peach State Aerodrome
- Peachtree City-Falcon Field
- Pearson Field
- Pease Development Auth Arprt
- Pecos Municipal Airport
- Peekskill Seaplane Base Inc
- Pegasus Star Flight
- Pegasus Technologies Inc
- Pella City Airport
- Pellston Regional Airport
- Pemi-Riverside Airport
- Pender Municipal Airport
- Peninsula Airport Commission
- Penobscott Properties LLC
- Pensacola Regional Airport-PNS
- Perry County Airport
- Perry County Airport
- Perry County Airport Terminal
- Perry Houston County Airport
- Perry Municipal Airport
- Perry Warsaw Airport
- Perryton Municipal Airport
- Perryville Municipal Airport
- Petaluma Municipal Airport
- Philadelphia Municipal Airport
- Philip City Municipal Airport
- Phoenix Deer Valley Airport
- Phoenix Goodyear Airport
- Phoenix Regional Airport
- Phoenix Sky Harbor Intl-Phx
- Picayune Municipal Airport
- Pickens County Airport
- Piedmont Hawthorne
- Piedmont Hawthorne Aviation
- Piedmont Memorial Airport
- Piedmont Triad Intl Airpt Auth
- Pierre Municipal Airport
- Pik West Insurance
- Pike Aviation Inc
- Pike County Airport
- Pike County Airport
- Pilot Country Airport
- Pine Hill Airport
- Pine Mountain Lake Airport
- Pine River Airport
- Pineland Municipal Airport
- Pineville Municipal Airport
- Piney Pine Creek Border Arprt
- Pinkneyville Duquoin Airport
- Pipestone Municipal Airport
- Pipestone Municipal Airport
- Piseco Airport
- Pitkin County Airport
- Pitt Greenville Airport Auth
- Pittco Inc
- Pittsburg Airport
- PITTSFIELD Municipal Airport
- Pittsfield Public Airport
- Planning & Development
- Platte Valley Airport LTD
- Plattsburg Airpark
- Plattsmouth Airport Authority
- Plettner Airport
- Plf Airport Inc
- Plf Airport Terminal Inc
- Plum Island Community Airport
- Plumas County Nervino Airport
- Plymouth Airport
- Plymouth Municipal Airport
- Plymouth Municipal Airport
- Plymouth Municipal Arpt
- Pocahontas Municipal Airport
- Pocahontas Municipal Airport
- Pocatello Airport Manager
- Pollock Air Port
- Polygon Air Corp
- Pompano Beach Air Park Airport
- Ponca City Airport
- Pontotoc County Airport
- Poplar Airport
- Poplar Bluff Municipal Airport
- Porcelli Airport Truck Ctr
- Port Columbus Intl Airport-Cmh
- Port Of Benton Airport
- Port Of Ephrata
- Port Of Orcas
- Portage County Regional Airprt
- Porter County Municipal Arprt
- Portland Airport Admin
- Portland Intl Airport-Pdx
- Portland Intl Jetport-Pvm
- Portsmouth Airport
- Poteau Automated Weather
- Potomac Airfield
- Powell County Airport
- Powell Municipal Airport
- Prairie Aviation
- Prairie Du Chien Airport
- Pratt Air Inc
- Pratt Airport
- Pratt Airport Authority
- Pratt's Eastern Divide Airport
- Prattville Airport
- Precision Aviation Svc Inc
- Precision Avionics Specialist
- Preferred Jet Ctr
- Prescott City Airport
- Prescott City Airport Manager
- Presho City Airport
- Presque Isle General Aviation
- Prestige Homes Hanger
- Price County Airport
- Prime Airport Svc
- Prime Ride Airport Shuttle
- Princeton Airport
- Princeton-Caldwell Airport
- Prineville Airport
- Pro Av Municipal Mgt Group
- Professional Airport Svc
- Pronger Bros Ranch Airport
- Propulsion Systems
- Prospect Airport Svc
- Provincetown Municipal Airport
- Provo City Airport
- Provo City Airport
- Provo City Municipal Airport
- Provo City Municipal Airport
- Pryor Field Airport
- PTI Airport
- Pueblo Memorial Airport
- Pulaski Airport
- Pullman City Airport Manager
- Put In Bay Airport
- Putman County Airport
- Quad City Intl Airport
- Quail Air Ctr
- Quality Aviation Inc
- Quanah Flying Svc
- Quantum Aviation Svc
- Quick Flight LLC Aerial Ads
- Quincy-Gadsden Airport
- Quonset Airport
- R L Jones Jr Airport
- R M Aviation
- R-Nette Inc
- Racine Commercial Airport Corp
- Radke At Airport Hanger
- Raeford Aviation Inc
- Raleigh Airport
- Raleigh County Memorial Airprt
- Raleigh Durham Airport Auth
- Raleigh Durham Airport Lcnsd
- Raleigh-Durham Intl-Rdu
- Ralph Martin Office
- Ramona Airport
- Ramp 66 Pilot Store
- Ranchaero Airports
- Rancho Murieta Aviation
- Randall Airport
- Randolph County Airport
- Randy Jones
- Ranger Airport
- Rangley Airport
