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CASSTM Certified Address Standardization

Automatically correct and format your address data to USPS standards.


Questions?
1-800-454-0223
 
The following trademarks are owned by the United States Postal Service®: CASS, CASS Certified, DMM, DPV, DSF2, eLOT, First-Class Mail, LACSLink, NCOALink, PAVE, Post Office, Postal Service, Standard Mail, U.S. Postal Service, United States Post Office, United States Postal Service, USPS, ZIP, ZIP Code, and ZIP + 4.

DSF2 processing is provided by a nonexclusive licensee of the United States Postal Service. Melissa Data is a nonexclusive Interface Distributor and NCOALink Full Service Provider, DPV and LACSLink Licensee of the United States Postal Service. The prices for NCOALink and DPV services are not established, controlled, or approved by the United States Postal Service.

CASSTM Address Standardization automatically fixes most address data errors and omissions including street names, state abbreviations, 5-digit ZIP codes, carrier route codes and the USPS Delivery Point Bar Code (DPBC) by comparing your address data to the USPS's master-address file. Corrections are made with 99% confidence level as verified by the USPS.

Your result file will contain your original input file with the new, USPS specified address data appended to it.

A USPS proof of accuracy report is provided and a record layout defines field positioning and content.

Benefits

  1. Save money by qualifying for USPS's accuracy-based postal discounts.
  2. Increase marketing campaign ROI by improving deliverability.
  3. Increase response rates by improving your ability to personalize communications.
  4. Save costs associated with returned mail processing.
  5. Increased accuracy of data analysis.
  6. Improved record matching capability for duplicate elimination, merge/purge, NCOA, etc.

Match Rates

80 - 98% Validation Range.

Match Rate Factors

Related Services

For enhanced address accuracy it is advisable to also run LACS and DSF2 with your CASSTM service.

File Format Specification

Please see the File Format Specification for information on required input and standard result fields.

This service also appends the following fields:

Field Name Length Description
CASS Validation Flag 1 Y = CASS Validated

N = Not CASS Validated
CASS Delivery Point Code 2 This column contains two of the numbers used to construct the delivery point bar code.
CASS Delivery Point Check Digit 1 This column contains a check digit for the delivery point code. It is also used to construct the delivery point bar code.
CASS Carrier Route Code 4 This column contains the carrier route code of the address. This code is used to group and presort mail by mail carrier route.
CASS LOT Sequence Number 6 This column contains the line of travel number for the record.
CASS LOT Error Code 1 0 = A valid LOT code was applied

1 = An invalid ZIP was passed

2 = An invalid ZIP+4 was passed

3 = An invalid carrier route was passed

4 = An invalid delivery point was passed

9 = A blank LOT code was returned because an unmatched condition occurred
CASS LOT Date Stamp 6 This column contains a date stamp for the line of travel sequence number.
CASS Urbanization Name 28 This column contains the urbanization name for Puerto Rico addresses.
CASS Record Type Code 1 <blank> = No match

F = Firm

G = General Delivery Record

H = Highrise Record

P = PO Box Record

R = Rural Route or Highway Contract Route Record

S = Street Record
CASS Combined Alpha Footnotes 21 This column is no longer used
CASS Date Stamp 6 This column contains the date stamp (YYYYMM) for CASS.