Int B3/AH=78h

ZIPKEY - LOOK UP ZIPCODES FOR A GIVEN STATE AND CITY

AH = 78h
BL = ZIPKEY state code
DS:SI -> city name, terminated with 0Dh if complete name, 00h if prefix

Return:
BH = number of matching entries (set to 51 if more than 50)
DX = zipcode region of first match (0-999)
CL = last two digits of first zipcode in the range (0-99)
CH = last two digits of last zipcode in the range (0-99)
AX destroyed

See Also: AH=79h - AH=7Ah

Category: Resident Utilities - Int B3h - Z

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