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. 2008 Nov 26;7:60. doi: 10.1186/1476-072X-7-60

Table 1.

Geocode Quality Codes with corresponding NAACCR GIS Coordinate Quality Codes

Geocode Quality Code NAACCR GIS Coordinate Quality Code Description
1 1 Global Positioning System

2 N/A Building centroid

3 2 Exact parcel centroid

4 2 Nearest parcel centroid

5 3 Actual lot interpolation

6 3 Uniform lot interpolation

7 3 Address range interpolation

8 4 Street intersection

9 5 Street segment mid-point

10 6 ZIP+4

11 7 ZIP+2

12 9 ZIP

13 10 PO Box / Rural Route ZIP

14 11 City centroid

15 N/A Minor civil division centroid

16 12 County centroid

17 N/A State centroid

18 N/A Country centroid

99 99 Non-assignable