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Legacy Platforms » Helcim Virtual Terminal » Helcim Gateway API » Testing Codes »

AVS Response Test Codes

If you would like to simulate a particular AVS response while testing (test=1) use the CVV2 codes below (default is X):

Code Test Response
001 A
002 B
003 C
004 D
005 E
006 F
007 G
008 I
009 M
010 N
011 P
012 R
013 S
014 U
015 W
016 Y
017 Z