| Business | Phone |
| Federal Executive Board 6760 E Irvington Pl, Denver 80280 | (303) 676-7009 |
| Us Civil Rights Commission 1700 Broadway, Denver 80290 | (303) 866-1040 |
| Us General Accounting Ofc 1244 Speer Blvd # 800, Denver 80204 | (303) 572-7306 |
| Us General Svc Adm 1929 Stout St, Denver 80294 | (303) 236-7408 |
| Us General Svc Adm Denver Federal Ctr, Denver 80225 | (303) 844-4083 |
| National Archives & Records Denver Federal Ctr Bldg 48, Denver 80225 | (303) 236-0804 |