British Honorary Consulate in Marmaris
The British Honorary Consulate in Marmaris represents the UK government in Turkey.
There is no public consular office in Marmaris Turkey
https://www.gov.uk/world/organisations/british-honorary-consulate-marmaris
Contact form
GOV.UK offers many government services online for British people abroad.
Call 24/7 for Emergency Assistance
Phone: +90 242 228 2811 from Turkey
Phone: +44 20 7008 5000 from the UK
Fax: +90 252 614 83 94