The register · data as of October 8, 2026

Aircraft with Continental IO-520 series engines that are piston twins

1,371 on the U.S. register, newest registrations first. This is the list behind a number on another page; the words above say exactly what it counts. Individuals are not named at this time; companies, trusts and government bodies are shown as the FAA publishes them.

Tail no.	Maker and model	Owner and base	Certificate	Registered	Status
N99WP	Beech 58	Marco Investments Ripley, Mississippi	Standard	1992-07-15	Valid
N447JL	Beech 95-C55	Individual owner California	Standard	1992-03-25	Valid
N780Y	Beech 58	Individual owner Michigan	Standard	1991-11-18	Valid
N98911	Cessna 310R	Roettger Electric CO INC Evansville, Indiana	Standard	1991-08-29	Valid
N3874Y	Beech 58	Individual owner West Virginia	Standard	1991-07-24	Valid
N3747Q	Beech 95-C55	Individual owner Florida	Standard	1991-05-16	Valid
N457DF	Beech 58	Usda Forest Service Fepp Mcclellan, California	Standard	1991-04-16	Valid
N3458Q	Cessna 320E	Individual owner California	Standard	1991-03-26	Valid
N497A	Beech D55	Co-owned owner Maryland	Standard	1991-02-02	Valid
N5008J	Cessna 310R	R C Construction CO INC Greenwood, Mississippi	Standard	1990-11-26	Valid
N13AK	Beech 58	Tailwinds INC Toms River, New Jersey	Standard	1990-11-14	Valid
N191CT	Cessna 310R	Bessemer Plywood CORP Bessemer, Michigan	Standard	1990-10-29	Valid
N5086C	Cessna 310R	Individual owner California	Standard	1990-09-20	Valid
N200SH	Cessna 310R	Co-owned owner Missouri	Standard	1990-09-07	Valid
N24KH	Beech E-55	Individual owner Alabama	Standard	1990-05-16	Valid
N5437U	Beech 95-C55	Co-owned owner Florida	Standard	1990-04-13	Valid
N21LP	Beech 58	LP Aviation INC Wilmington, Delaware	Standard	1989-10-24	Valid
N18351	Beech 58	Iowa Great Lakes Flyers LTD Cheyenne, Wyoming	Standard	1989-06-14	Valid
N3367	Beech 95-C55	Klaasmeyer Construction CO Conway, Arkansas	Standard	1989-04-06	Valid
N991D	Beech 95-C55	Individual owner Montana	Standard	1988-07-19	Valid
N18361	Beech 58	Individual owner Vermont	Standard	1988-06-29	Valid
N7803R	Beech D55	Rick Franklin CORP Lebanon, Oregon	Standard	1987-09-30	Valid
N9YR	Beech E-55	Individual owner Colorado	Standard	1987-08-25	Valid
N9145Q	Beech E-55	Individual owner Ohio	Standard	1987-08-10	Valid
N6137X	Cessna 310R	Moyer Aviation INC Ulysses, Kansas	Standard	1987-06-02	Valid
N5265C	Cessna 310R	Workman Aircraft CO INC Largo, Florida	Standard	1987-01-13	Valid
N6176X	Cessna 310R	Central Texas College Killeen, Texas	Standard	1986-04-24	Valid
N6810S	Beech 58	Usda-Aphis-Ppq Edinburg, Texas	Multiple	1986-02-19	Valid
N2631S	Cessna 310R	Individual owner Pennsylvania	Standard	1986-02-12	Valid
N1339G	Cessna 310R	Lyon Aviation INC Pittsfield, Massachusetts	Standard	1983-09-28	Valid
N49GC	Beech D55	Individual owner Florida	Standard	1983-06-03	Valid
N6WB	Cessna 310R	Individual owner Texas	Standard	1979-03-27	Valid
N906V	Beech E-55	State of Alabama Montgomery, Alabama	Standard	1974-09-12	Valid
N1622W	Beech E-55	N83993 LLC Cherry Hill, New Jersey	Standard		Expired dealer
N1629W	Beech 58	No owner on file	Standard		Assigned, not yet registered
N1748W	Beech E-55	Bas Part Sales LLC Greeley, Colorado	Standard		Valid
N18363	Beech E-55	Bas Part Sales LLC Greeley, Colorado	Standard		Valid
N225V	Beech 95-C55	Bas Part Sales LLC Greeley, Colorado	Standard		Valid
N25734	Beech 58	Gardner Aviation LLC Hot Springs, Arkansas	Standard		Valid
N2836D	Cessna 411	Individual owner California	Standard		Sale reported
N310BG	Cessna 310R	Flairships LLC Durham, North Carolina	Standard		Valid
N310PH	Cessna 310R	Freeman Jet LLC Cape Coral, Florida	Standard		Valid
N3914A	Beech E-55	Plane Jane Aviation LLC Sylvania, Georgia	Standard		Valid
N406PA	Beech 58	Individual owner Kansas	Standard		Canceled
N415RW	Beech D55	Individual owner Alabama	Standard		Sale reported
N4203A	Beech 58	Bas Part Sales LLC Greeley, Colorado	Standard		Valid
N45DH	Beech D55	Medic Choppers LLC Springdale, Arkansas	Standard		Valid
N477J	Beech 95-C55	Gulf Airbatics LTD Jennings, Louisiana	Standard		Valid
N5080J	Cessna 310R	Individual owner Minnesota	Standard		Sale reported
N524Q	Beech D55	Individual owner Pennsylvania	Standard		Valid
N550FS	Cessna 401	Individual owner Wisconsin	Standard		Pending
N555TG	Beech E-55	Dodson International Parts INC Rantoul, Kansas	Standard		Valid
N584BL	Beech 58	Individual owner Colorado	Standard		Sale reported
N597T	Beech 95-C55	Dan Howard Aircraft Sales LLC Tulsa, Oklahoma	Standard		Valid
N600SM	Cessna 320E	Capt Tony 185 LLC Aurora, Colorado	Standard		Valid
N6037P	Beech 58	No owner on file	Standard		Assigned, not yet registered
N63858	Beech 58	Skyway Aviation INC Jackson, Michigan	Standard		Valid
N6649D	Beech 58	Bas Part Sales LLC Greeley, Colorado	Standard		Valid
N6662N	Beech 58	Individual owner Texas	Standard		Pending
N6KH	Cessna 310R	Individual owner Michigan	Standard		Pending
N72BG	Beech E-55	Individual owner New York	Standard		Pending
N731S	Beech D55	Individual owner Arizona	Standard		Canceled
N770LA	Beech 58	Gulf Airbatics LTD Jennings, Louisiana	Standard		Valid
N8670G	Cessna 310R	Individual owner Arizona	Standard		Pending
N87397	Cessna 310R	Smith Aviation LLC Springer, Oklahoma	Standard		Valid
N9239Q	Beech 58	Individual owner Alabama	Standard		Pending
N928HB	Beech 58	Individual owner New Jersey	Standard		Pending
N974CP	Beech E-55	Individual owner Delaware	Standard		Sale reported
N98697	Cessna 402B	Gimli Son LLC Fort Lauderdale, Florida	Standard		Valid
N98842	Cessna 310R	Dan Howard Aircraft Sales LLC Tulsa, Oklahoma	Standard		Valid
N999BS	Cessna 320F	Individual owner California	Standard		Sale reported