NOTE: Based on recommendations from public health authorities, the Tenth Circuit Clerk’s Office is operating on maximum telework status for social distancing purposes. Responses to phone messages may be delayed, and we strongly encourage all inquiries to be submitted via email.

Business Hours

8:00 am to 5:00 pm, Mountain Time, Monday through Friday, except legal holidays

Court Address

Byron White U.S. Courthouse
1823 Stout Street
Denver, CO 80257-1823.

Email

For inquiries regarding appeals originating from Colorado, New Mexico, Wyoming or Federal Agencies, email CA10_Team1@ca10.uscourts.gov.

For inquiries regarding appeals originating from Oklahoma, Kansas, Utah or the U.S. Tax Court, email CA10_Team2@ca10.uscourts.gov.

For inquiries regarding appeals that are set for oral argument, email 10th_Circuit_Calteam@ca10.uscourts.gov.

For general Clerk's Office inquries, please email Clerk@ca10.uscourts.gov or click this button: Email the Clerk's Office

Phone Numbers

Clerk's Office Main Phone:
303-844-3157

Attorney Admissions:
303-844-3157

Team 1 (Colorado, New Mexico, Wyoming or Agency cases):
303-335-2729

Team 2 (Oklahoma, Kansas, Utah or Tax cases):
303-335-2728