The following table contains the description of the hex digits for the match code values.
| Code | In first hex position means: | In second and third hex position means: |
|---|---|---|
0
|
No change in last line. | No change in address line. |
1
|
ZIP Code changed. | Street type changed. |
2
|
City changed. | Predirectional changed. |
3
|
City and ZIP Code changed. | Street type and predirectional changed. |
4
|
State changed. | Postdirectional changed. |
5
|
State and ZIP Code changed. | Street type and postdirectional changed. |
6
|
State and City changed. | Predirectional and postdirectional changed. |
7
|
State, City, and ZIP Code changed. | Street type, predirectional, and postdirectional changed. |
8
|
ZIP + 4 changed. | Street name changed. |
9
|
ZIP and ZIP + 4 changed. | Street name and street type changed. |
A
|
City and ZIP + 4 changed. | Street name and predirectional changed. |
B
|
City, ZIP, and ZIP + 4 changed. | Street name, street type, and predirectional changed. |
C
|
State and ZIP + 4 changed. | Street name and postdirectional changed. |
D
|
State, ZIP, and ZIP + 4 changed. | Street name, street type, and postdirectional changed. |
E
|
State, City, and ZIP + 4 changed. | Street name, predirectional, and postdirectional changed. |
F
|
State, City, ZIP, and ZIP + 4 changed. | Street name, street type, predirectional, and postdirectional changed. |