Int B3/AH=75h

ZIPKEY - LOOK UP STATE CODE FOR ZIPCODE

AH = 75h
DX = zipcode region (0-999)
CH = last two digits of zipcode (0-99)

Return:
CF set on error (zipcode not found)
AL = suggested state code, FFh if none
CF clear if successful
AL = ZIPKEY state code
BX = area code (v2.0+)

See Also: AH=76h - AH=79h

Category: Resident Utilities - Int B3h - Z

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