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AVS Codes

This table below includes the response codes that you might receive when the Address Verification Service (AVS) is performed. Please note that not all countries support AVS. AVS is widely supported in the United States, Canada, Australia, New Zealand and the United Kingdom.

CodeWebapp DescriptionDescription
APartial MatchAddress matches, but ZIP code does not match.
BUnavailable or Not ApplicableVisa only. Street address match. Postal code not verified because of incompatible formats. (Acquirer sent both street address and postal code.)
CUnavailable or Not ApplicableVisa only. Street address and postal code not verified because of incompatible formats. (Acquirer sent both street address and postal code.)
DMatchVisa only. Street address and postal code match.
EUnavailable or Not ApplicableError response for Merchant Category Code.
FMatchVisa only. Street address and postal code match. Applies to U.K. only.
GUnavailable or Not ApplicableVisa only. Address information is unavailable; international transaction; non-AVS participant.
IUnavailable or Not ApplicableVisa only. Address information not verified for international transaction.
MMatchVisa only. Street addresses and postal code match.
NNot MatchNeither address nor postal code matches.
PUnavailable or Not ApplicableVisa only. Postal codes match. Street address not verified because of incompatible formats. (Acquirer sent both street address and postal code.)
RUnavailable or Not ApplicableRetry, system unable to process or timed out.
SUnavailable or Not ApplicableAVS currently not supported. U.S. issuers will not be able to send through this response code.
UUnavailable or Not ApplicableMastercard only. No data from issuer/Authorization Platform
UUnavailable or Not ApplicableVisa only. Address not verified for domestic transaction. Address not verified for international transaction. Issuer is not an AVS participant, or AVS data was present in the request but issuer did not return an AVS result, or V.I.P. performed address verification on behalf of the issuer and there was no address record on file for this account.
WPartial MatchVisa only. Nine-digit ZIP code matches, but address does not match.
WPartial MatchMastercard only. For U.S. addresses, nine-digit postal code matches, address does not; for address outside the U.S., postal code matches, address does not.
XMatchMastercard only. For U.S. addresses, nine-digit postal code and address matches; for addresses outside the U.S., postal code and address match.
XMatchVisa only. Exact match, address, and nine-digit ZIP code match.
YMatchMastercard only. For U.S. addresses, five-digit postal code and address matches.
YMatchVisa only. Street address and postal/ZIP match.
ZPartial MatchMastercard only. For U.S. addresses, five-digit postal code matches, address does not.
ZPartial MatchVisa only. Five-digit ZIP code matches, but address does not match or street address not included in request.