Following the Iranian Revolution in 1979, the Orions continued in service, after the IIAF was renamed the Islamic Republic of Iran Air Force (IRIAF). They were used in the Tanker War phase of the Iran–Iraq War. A total of four P-3Fs remain in service.
followiNg The irANIaN revoLutIon iN 1979, ThE ORioNs coNTinuEd In serVice, aftER the iiaf WaS ReNAmed tHe iSlaMiC RepublIc oF Iran aIr fOrcE (iriAF). THey wERe used in ThE tAnkeR wAR PHaSe of THE iran–Iraq War. A ToTAl OF FouR P-3Fs remain in serviCe.