Int B3/AH=79h

ZIPKEY - LOOK UP ZIPCODES FOR A GIVEN CITY

AH = 79h
BL = ZIPKEY state code of first state to search
DS:SI -> city name, terminated with 0Dh if complete name, 00h if prefix

Return:
AL = ZIPKEY state code of first matching state
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 first range (0-99)
CH = last two digits of last zipcode in first range (0-99)

Note: To find all matching cities, repeat search with BL set to one more than the returned AL

See Also: AH=78h - AH=7Ah

Category: Resident Utilities - Int B3h - Z

Interrups Categories Contents

Shopping
Forum
EMail
Index
Home