Difference time between United States of America and Oman in hours, minutes, and seconds is [ -9 hours ] with gregorian date today is Thursday 13th of November 2025 in American local time, Where the time now in United States of America is 21:55 PM and the time now in Oman is 06:55 AM in Omani local time and the time comparison between United States of America and Oman in greenwich time ( GMT ) where United States of America late for greenwich time ( GMT -04:00 ) while Oman advanced about greenwich time ( GMT +04:00 ).