We found 1 people named John Kostelnik in Colorado, who is 1954 years old. Phone number is 303-772--6*** in area code 303. The record was found in the city of Longmont.
Age: 71
Lives at: 997 Pasque Dr, Longmont, CO 80504-3929
Gender: male
Birth Year: 1954
Party Affiliation: Republican Party of Colorado
Voter Status: Active