Operators of the Douglas DC-7 past and present:

Civil operators

SABENA - received 10 DC-7Cs as new build aircraft.

ARCO Bermuda

Panair do Brasil - received 4 DC-7Cs as new build aircraft.

Pacific Western Airlines

Conair Flying Enterprise Scandinavian Airlines System - received 14 DC-7Cs as new build aircraft.

AREA Ecuador

Transports Aériens Intercontinentaux - received 3 DC-7Cs as new build aircraft. Transports Aériens Réunis

Affretair

Atlantis Sudflug

Transportes Aéreos Nacionales (TAN Airlines)

Penas Air Cargo

Persian Air Services

Aer Turas Shannon Air

Alitalia - received 6 DC-7Cs as new build aircraft.

Air Caribbean Transport

Japan Air Lines - received 4 DC-7Cs as new build aircraft.

Royal Jordanian Airlines

Lebanese International Airways

Mexicana - received 3 DC-7Cs as new build aircraft.

KLM - received 15 DC-7Cs as new build aircraft. Martinair Schreiner Airways

Scandinavian Airlines System

Aerovías Panamá Talingo Airlines

Aerolíneas Peruanas

Fleeming Air System Transport

Spantax TAE – Trabajos Aéreos y Enlaces TASSA Transeuropa Compañía de Aviación

Affretair Air Trans Africa

South African Airways - received 4 DC-7Bs as new build aircraft.

Internord Ostermanair Charter Scandinavian Airlines System Swedish Red Cross Transair Sweden

Swissair - received 5 DC-7Cs as new build aircraft.

British Overseas Airways Corporation - received 10 DC-7Cs as new build aircraft. Caledonian Airways Dan-Air Trans Meridian

Aerovias Sud Americana (aka ASA International Airlines) Air Tankers Airlinft International American Airlines - received 34 DC-7s and 24 DC-7Bs as new build aircraft. Braniff Airways - received 7 DC-7Cs as new build aircraft. Continental Air Lines - received 6 DC-7Bs as new build aircraft. Delta Air Lines - received 10 DC-7s and 11 DC-7Bs as new build aircraft. Eastern Air Lines - received 50 DC-7Bs as new build aircraft. Federal Aviation Administration Interocean Airlines Liberty Air National Airlines - received 4 DC-7s and 4 DC-7Bs as new build aircraft. Northwest Orient Airlines - received 14 DC-7Cs as new build aircraft. Overseas National Airways Pan American-Grace Airways - received 6 DC-7Bs as new build aircraft. Pan American World Airways - received 7 DC-7Bs and 26 DC-7Cs as new build aircraft. Riddle Airlines Saturn Airways Standard Airways United Airlines - received 57 DC-7s as new build aircraft. United States Forest Service Universal Airlines United States Overseas Airlines Vance International Airways Zantop Air Transport

Military operators

Colombian Air Force 1 x DC-7B and 1 x DC-7C

French Air Force 3 x DC-7C

Mexican Air Force 1 x DC-7B

Nigerian Air Force - 1 × DC-7C briefly operated in 1968 during the Biafran War

Rhodesian Air Force 1 x DC-7C

References