| District | City | # Criminal Investigators | Per Capita | Rank |
| U.S. | 0 | 0.0 | - | |
| Ala, N | Birmingham | 0 | 0.0 | 1 |
| Ala, M | Montgomery | 0 | 0.0 | 1 |
| Ala, S | Mobile | 0 | 0.0 | 1 |
| Alaska | Anchorage | 0 | 0.0 | 1 |
| Arizona | Phoenix | 0 | 0.0 | 1 |
| Ark, E | Little Rock | 0 | 0.0 | 1 |
| Ark, W | Fort Smith | 0 | 0.0 | 1 |
| Cal, N | San Francisco | 0 | 0.0 | 1 |
| Cal, C | Los Angeles | 0 | 0.0 | 1 |
| Cal, E | Sacramento | 0 | 0.0 | 1 |
| Cal, S | San Diego | 0 | 0.0 | 1 |
| Colorado | Denver | 0 | 0.0 | 1 |
| Conn | New Haven | 0 | 0.0 | 1 |
| Delaware | Wilmington | 0 | 0.0 | 1 |
| D. C. | Washington | 0 | 0.0 | 1 |
| Fla, N | Pensacola | 0 | 0.0 | 1 |
| Fla, M | Tampa | 0 | 0.0 | 1 |
| Fla, S | Miami | 0 | 0.0 | 1 |
| Ga, N | Atlanta | 0 | 0.0 | 1 |
| Ga, M | Macon | 0 | 0.0 | 1 |
| Ga, S | Savannah | 0 | 0.0 | 1 |
| Hawaii | Honolulu | 0 | 0.0 | 1 |
| Idaho | Boise | 0 | 0.0 | 1 |
| Ill, N | Chicago | 0 | 0.0 | 1 |
| Ill, S | East St. Louis | 0 | 0.0 | 1 |
| Ill, C | Springfield | 0 | 0.0 | 1 |
| Ind, N | South Bend | 0 | 0.0 | 1 |
| Ind, S | Indianapolis | 0 | 0.0 | 1 |
| Iowa, N | Cedar Rapids | 0 | 0.0 | 1 |
| Iowa, S | Des Moines | 0 | 0.0 | 1 |
| Kansas | Topeka | 0 | 0.0 | 1 |
| Ken, E | Lexington | 0 | 0.0 | 1 |
| Ken, W | Louisville | 0 | 0.0 | 1 |
| La, E | New Orleans | 0 | 0.0 | 1 |
| La, M | Baton Rouge | 0 | 0.0 | 1 |
| La, W | Shreveport | 0 | 0.0 | 1 |
| Maine | Portland | 0 | 0.0 | 1 |
| Maryland | Baltimore | 0 | 0.0 | 1 |
| Mass | Boston | 0 | 0.0 | 1 |
| Mich, E | Detroit | 0 | 0.0 | 1 |
| Mich, W | Grand Rapids | 0 | 0.0 | 1 |
| Minnesota | Minneapolis | 0 | 0.0 | 1 |
| Miss, N | Oxford | 0 | 0.0 | 1 |
| Miss, S | Jackson | 0 | 0.0 | 1 |
| Mo, E | St. Louis | 0 | 0.0 | 1 |
| Mo, W | Kansas City | 0 | 0.0 | 1 |
| Montana | Billings | 0 | 0.0 | 1 |
| Nebraska | Omaha | 0 | 0.0 | 1 |
| Nevada | Las Vegas | 0 | 0.0 | 1 |
| New Hamp | Concord | 0 | 0.0 | 1 |
| N. J. | Newark | 0 | 0.0 | 1 |
| N Mexico | Albuquerque | 0 | 0.0 | 1 |
| N. Y., N | Syracuse | 0 | 0.0 | 1 |
| N. Y., E | Brooklyn | 0 | 0.0 | 1 |
| N. Y., S | Manhattan | 0 | 0.0 | 1 |
| N. Y., W | Buffalo | 0 | 0.0 | 1 |
| N Car, E | Raleigh | 0 | 0.0 | 1 |
| N Car, M | Greensboro | 0 | 0.0 | 1 |
| N Car, W | Asheville | 0 | 0.0 | 1 |
| N Dakota | Fargo | 0 | 0.0 | 1 |
| Ohio, N | Cleveland | 0 | 0.0 | 1 |
| Ohio, S | Cincinnati | 0 | 0.0 | 1 |
| Okla, N | Tulsa | 0 | 0.0 | 1 |
| Okla, E | Muskogee | 0 | 0.0 | 1 |
| Okla, W | Oklahoma City | 0 | 0.0 | 1 |
| Oregon | Portland | 0 | 0.0 | 1 |
| Penn, E | Philadelphia | 0 | 0.0 | 1 |
| Penn, M | Scranton | 0 | 0.0 | 1 |
| Penn, W | Pittsburgh | 0 | 0.0 | 1 |
| R. I. | Providence | 0 | 0.0 | 1 |
| S Car | Columbia | 0 | 0.0 | 1 |
| S Dakota | Sioux Falls | 0 | 0.0 | 1 |
| Tenn, E | Knoxville | 0 | 0.0 | 1 |
| Tenn, M | Nashville | 0 | 0.0 | 1 |
| Tenn, W | Memphis | 0 | 0.0 | 1 |
| Texas, N | Fort Worth | 0 | 0.0 | 1 |
| Texas, E | Tyler | 0 | 0.0 | 1 |
| Texas, S | Houston | 0 | 0.0 | 1 |
| Texas, W | San Antonio | 0 | 0.0 | 1 |
| Utah | Salt Lake City | 0 | 0.0 | 1 |
| Vermont | Burlington | 0 | 0.0 | 1 |
| Virg, E | Alexandria | 0 | 0.0 | 1 |
| Virg, W | Roanoke | 0 | 0.0 | 1 |
| Wash, E | Spokane | 0 | 0.0 | 1 |
| Wash, W | Seattle | 0 | 0.0 | 1 |
| W Virg, N | Wheeling | 0 | 0.0 | 1 |
| W Virg, S | Charleston | 0 | 0.0 | 1 |
| Wisc, E | Milwaukee | 0 | 0.0 | 1 |
| Wisc, W | Madison | 0 | 0.0 | 1 |
| Wyoming | Cheyenne | 0 | 0.0 | 1 |