Mountain time zone
Current Time in Sidney: 04:31 AM

Sidney Area Codes

Here is the current list of area codes in Sidney, MT. There is currently 1 area code(s) in Sidney. Search all the most up-to-date currently used Sidney area codes below.

Mountain time zone
Current Time in Sidney: 04:31 AM
Area Code State City Timezone
406MontanaSidneyMountain