Int B3/AH=80h

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ZIPKEY v2.0+ - DETERMINE STATE FOR AREA CODE

AH = 80h
BX = telephone area code (decimal)

Return:
CF clear if successful AL = ZIPKEY state code DX = first ZIP region for state (03E8h if Canada) CX = number of ZIP regions in state CF set on error AL = FFh DX = 03E9h

Category: Resident Utilities - Int B3h - Z

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