Williston Police Dept. Chief of Police, David A. Peterson Administration/Non-Emergency 577-1212 CITY OF WILLISTON Emergency 911 Hear It! See It! Report It! POLICE DEPARTMENT 165508 Williston Police Dept. Chief of Police, David A. Peterson Administration/Non-Emergency 577-1212 CITY OF WILLISTON Emergency 911 Hear It! See It! Report It! POLICE DEPARTMENT 165508