Muscat

Muscat is the capital of the Sultanate of Oman, on the Gulf of Oman at the entrance to the Strait of Hormuz. Oman has historically pursued strict neutrality, acting as the primary back-channel between Tehran and Washington since the 1979 hostage crisis and serving as the quiet intermediary behind the 2015 nuclear deal. That record gives Muscat unique leverage with both sides.

Muscat emerged as the central node in diplomatic efforts to manage the Iran conflict, hosting joint mediation with Egypt and Turkey. Sultan Haitham bin Tariq received Iran's FM Abbas Araghchi in the city on 26 April 2026, six days after the IRGC struck Salalah port in Oman's south, damaging a crane and injuring one expatriate. The Salalah strike was the most direct challenge to Oman's neutral status since hostilities began; Araghchi proceeding regardless confirmed both sides regard the channel as too valuable to lose.

On 23 June 2026, Sultan Haitham signed the joint Iran-Oman shipping-fee committee into being inside Muscat itself, alongside Araghchi, Foreign Minister Badr Albusaidi and Majlis Speaker Mohammad Bagher Ghalibaf. The head-of-state-level signature made the city the formal seat of the Hormuz fee mechanism rather than merely its broker, days after a JMIC advisory had already rerouted Hormuz shipping through Oman's wider territorial waters, a national policy shift that plays out beyond the city itself.

Muscat's own exposure in the Hormuz dispute has been financial rather than maritime. On 18 June 2026, OFAC designated Globe International SPC, a Muscat-registered firm, as a financial node tied to Hezbollah facilitator Alaa Hamieh, a counter-terrorism action that landed even as Oman was mediating the Islamabad MOU's implementation. The designation underscores the city's specific exposure: Muscat earns Western trust as a negotiating venue but cannot prevent the financial ecosystem headquartered there from being weaponised.

Muscat sits at the intersection of three parallel tracks: the historic US-Iran back-channel, the Egypt-Turkey-Oman joint Mediation bid, and the bilateral Hormuz mechanism whose fee committee the Sultan signed in the city on 23 June. On 7 July, that mechanism took its first direct hit: IRGC missiles struck the Qatari LNG carrier Al Rekayyat near Limah on Oman's coast, with Iran's state broadcaster IRIB saying the vessel was punished for using the 'Omani route' the Muscat-signed committee exists to manage. Whether the city's diplomatic tracks survive a mechanism now under fire is untested.