Mountain time zone
Current Time in New Castle: 07:50 AM

New Castle Area Codes

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

Mountain time zone
Current Time in New Castle: 07:50 AM
Area Code State City Timezone
970ColoradoNew CastleMountain