How many ZIP codes are in Montana?

Montana has 404 ZIP codes in use: 317 standard, 76 PO Box only, 11 unique (single organization).

What do Montana ZIP codes start with?

Montana ZIP codes run from 59001 to 59937 and start with 590, 591, 592, 593, 594, 595, 596 and 597 and 2 other prefixes.

59901 in Kalispell, with about 63,161 residents.

404ZIP codes

59001–59937ZIP code range

360Cities and towns

56Counties

1,117,606People in ZIP areas

Montana ZIP codes are in Mountain Time and use 17 area codes. Search for a city below or browse by county.

ZIP code	City	Population	Median income
59901	Kalispell	63,161	$72,523
59102	Billings	47,977	$76,141
59718	Bozeman	44,585	$99,123
59101	Billings	42,250	$58,598
59715	Bozeman	39,643	$88,407
59105	Billings	35,480	$78,014
59701	Butte	34,232	$60,437
59405	Great Falls	33,350	$59,449
59601	Helena	31,728	$72,290
59801	Missoula	30,916	$58,347
59602	Helena	30,754	$92,985
59404	Great Falls	28,822	$83,867
59714	Belgrade	24,282	$96,183
59808	Missoula	23,574	$80,239
59106	Billings	21,417	$125,833

How many ZIP codes are in Montana?: Montana has 404 ZIP codes in use: 317 standard, 76 PO Box only, 11 unique (single organization).
What do Montana ZIP codes start with?: Montana ZIP codes run from 59001 to 59937 and start with 590, 591, 592, 593, 594, 595, 596 and 597 and 2 other prefixes.
Which Montana ZIP code has the most people?: 59901 in Kalispell, with about 63,161 residents.
What time zone is Montana in?: Montana ZIP codes are in Mountain Time.