MACKAY Zip Code (ID)
The Zipcode for Mackay is 83251. Mackay is a city of Custer, Idaho in the Northwest region of the USA. It is located about 136 miles east of ID's capital city of Boise. In the most recent US census the population of Mackay was 517.
- Similar named locations
Mackay (TX) is 1396 miles southeast.
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