Mountain time zone
Current Time in Longmont: 09:26 AM

Longmont Area Codes

Here is the current list of area codes in Longmont, CO. There is currently 2 area code(s) in Longmont. Search all the most up-to-date currently used Longmont area codes below.

Mountain time zone
Current Time in Longmont: 09:26 AM
Area Code State City Timezone
303ColoradoLongmontMountain
720ColoradoLongmontMountain