The USPS® has determined the required layout of the DPV false-positive header file, which is currently defined as a fixed-length file containing two or more 180-byte records. The first record must always be the header record, whose layout is shown below.
|
Position |
Length |
Description |
Format |
|---|---|---|---|
|
1-40 |
40 |
Mailer's company name |
Alphanumeric |
|
41-98 |
58 |
Mailer's address line |
Alphanumeric |
|
99-126 |
28 |
Mailer's city name |
Alphanumeric |
|
127-128 |
2 |
Mailer's state abbreviation |
Alphabetic |
|
129-137 |
9 |
Mailer's 9-digit ZIP Code |
Numeric |
|
138-146 |
9 |
Total Records Processed |
Numeric |
|
147-155 |
9 |
Total Records DPV Matched |
Numeric |
|
156-164 |
9 |
Percent Match Rate to DSF |
Numeric |
|
165-173 |
9 |
Percent Match Rate to ZIP + 4® |
Numeric |
|
174-178 |
5 |
Number of ZIP Codes on file |
Numeric |
|
179-180 |
2 |
Number of False-Positives |
Numeric |
The trailer record contains information regarding the DPV false-positive match. There must be one trailer record added to the false-positive file for every DPV false-positive match. The layout is shown below.
|
Position |
Length |
Description |
Format |
|---|---|---|---|
|
1-2 |
2 |
Street predirectional |
Alphanumeric |
|
3-30 |
28 |
Street name |
Alphanumeric |
|
31-34 |
4 |
Street suffix abbreviation |
Alphanumeric |
|
35-36 |
2 |
Street postdirectional |
Alphanumeric |
|
37-46 |
10 |
Address primary number |
Alphanumeric |
|
47-50 |
4 |
Address secondary abbreviation |
Alphanumeric |
|
51-58 |
8 |
Address secondary number |
Numeric |
|
59-63 |
5 |
Matched ZIP Code |
Numeric |
|
64-67 |
4 |
Matched ZIP + 4® |
Numeric |
|
68-180 |
113 |
Filler |
Spaces |