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2 Digit AVS Response Codes (includes international responses)

Common 2-digit address verification response codes

Code Description Visa MasterCard American Express Discover Diners Club
I1 Zip Code - Match
Plus 4 - Match
Street Address or PO Box - Match
Not Supported Supported Supported Supported Supported
I2 Zip Code - Match
Plus 4 - Match
Street Address or PO Box - No Match
Not Supported Supported Supported Supported Supported
I3 Zip Code - Match
Street Address or PO Box - Match
Plus 4 - No Match
Supported Supported Supported Supported Supported
I4 Zip Code - Match
Plus 4 - No Match
Street Address or PO Box - No Match
Supported Supported Supported Supported Supported
I5 Plus 4 - Match
Street Address or PO Box - Match
Zip code - No Match
Not Supported Supported Supported Supported Supported
I6 Plus 4 - Match
Zip Code - No Match
Street Address - No Match
Not Supported Supported Supported Supported Supported
I7 Street Address or PO Box - Match
Zip Code - No Match
Plus 4 - No Match
Not Supported Supported Supported Supported Supported
I8 Zip Code - No Match
Plus 4 - No Match
Street Address or PO Box - No Match
Supported Supported Supported Supported Supported
IA International Street Address - Match
International Postal Code - Match
Supported Not Supported Not Supported Not Supported Not Supported
IB International Street Address - Match
International Postal Code - Incompatible format
Supported Not Supported Not Supported Not Supported Not Supported
IC International Street Address - Incompatible format
International Postal Code - Incompatible format
Supported Not Supported Not Supported Not Supported Not Supported
IP International Postal Code - Match
International Street Address - Incompatible format
Supported Not Supported Not Supported Not Supported Not Supported
N1 No address given with order Supported Supported Supported Supported Supported
N2 Bill to address did not pass edit checks Supported Supported Supported Supported Supported
" " AVS not performed (Blanks Returned) Supported Supported Supported Supported Supported
IG Issuer does not participate in Global AVS (International Issuer) Supported Supported Supported Supported Supported
IU Issuer does not participate in Global AVS (Domestic Issuer) Supported Not Supported Not Supported Not Supported Not Supported
ID Issuer does not participate in AVS Supported Supported Supported Supported Supported
IE AVS data is invalid Supported Supported Supported Supported Supported
IS System unavailable or time-out Supported Supported Supported Supported Supported

AVS codes may vary based on processing network or equipment. If the AVS response codes displayed on your equipment consist only 1 character, click here. If you do not find the code in question on these pages, please contact the technical support number provided with your processing equipment or software.

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