AVS response codes

Created by Anna Byazina, Modified on Wed, 28 Feb 2024 at 11:55 AM by Anna Byazina

The AVS result is a one-character response that indicates the degree of match for the provided address. Currently supported AVS responses are:

AVS Code - Definition - Explanation

  • X - Exact match, 9 digit zip
  • Y - Exact match, 5 digit zip - Street Address, and 5 digit ZIP Code match
  • A - Partial match - Street Address matches, ZIP Code does not
  • W - Partial match - ZIP Code matches, Street Address does not
  • Z - Partial match - 5 digit ZIP Code match only
  • N - No match - No Address or ZIP Code match
  • U - Unavailable - Address information is unavailable for that account number, or the card issuer does not support
  • G - Service Not supported, non-US Issuer does not participate
  • R - Retry - Issuer system unavailable, retry later
  • E - Not a mail or phone order
  • S - Service not supported

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