Amateur Radio Callsigns in ZIP Code: 80428
| Callsign | Name | City | State | Country |
|---|---|---|---|---|
| WB2IVN | ZUCKERMAN, MICHAEL I | CLARK | CO | United States |
| KC0JYB | Bartoe Jr, Otto E | Clark | CO | United States |
| N0MLJ | BACHMAN, MARGIE A | Clark | CO | United States |
| K5WRE | WAKEMAN, ROBERT E | Clark | CO | United States |
| K0DXV | PERSON, DOUGLAS E | Clark | CO | United States |
| KF0GUD | Barker, Devon | Clark | CO | United States |
| K7AMT | PUSZMAN, ANDREW C | CLARK | CO | United States |