Street centroid location codes indicate the Census ID accuracy and the position of the geocode on the returned street segment. A street centroid location code has the following characters.
| 1st character | Always "C" indicating a location derived from a street segment. |
| 2nd character | Census ID accuracy based on the search area used to obtain matching Street Segment. |
| 3rd character | Location of geocode on the returned street segment. |
The following table contains the values and descriptions for the location codes.
| Character Position | Code | Description |
|---|---|---|
| 2nd Character | B | Block Group accuracy (most accurate). Based on input ZIP Code. |
| T | Census Tract accuracy. Based on input ZIP Code. | |
| C | Unclassified Census accuracy. Normally accurate to at least the County level. Based on input ZIP Code. | |
| F | Unknown Census accuracy. Based on Finance area. | |
| P | Unknown Census accuracy. Based on input City. | |
| 3rd Character | C | Segment Centroid. |
| L | Segment low-range end point. | |
| H | Segment high-range end point. |