ZIP code 59604
Where is ZIP code 59604?
Helena, Montana
Lewis and Clark County · PO Box only ZIP code
ZIP code 59604 belongs to Helena, Montana in Lewis and Clark County. 59604 is a PO Box only ZIP code: it is used for post office boxes at the Helena post office, not for street addresses. It is in the Mountain Time zone and uses area code 406. The closest ZIP codes are 59602 (Helena, 2.8 mi north), 59601 (Helena, 4.5 mi southwest) and 59625 (Helena, 5.7 mi southwest).
| ZIP code | 59604 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Helena |
| State | Montana (MT) |
| County | Lewis and Clark County |
| Time zone | Mountain Time · now |
| Area code | 406 |
| Coordinates | 46.6672, -111.9689 map |
| 3-digit prefix | 596 |
The Census Bureau doesn’t publish population figures for po box only ZIP codes because nobody lives at a PO Box or a single organization’s address. For figures about the area, see the nearby standard ZIP codes below.
ZIP codes near 59604
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 59602 | Helena, MT | 2.8 mi N | Standard |
| 59601 | Helena, MT | 4.5 mi SW | Standard |
| 59625 | Helena, MT | 5.7 mi SW | Unique |
| 59635 | East Helena, MT | 5.7 mi SE | Standard |
| 59620 | Helena, MT | 6.1 mi SW | PO Box only |
| 59624 | Helena, MT | 6.1 mi SW | PO Box only |
| 59626 | Helena, MT | 6.1 mi SW | Standard |
| 59623 | Helena, MT | 6.3 mi SW | Unique |
| 59636 | Fort Harrison, MT | 7.5 mi SW | PO Box only |
| 59634 | Clancy, MT | 14 mi S | Standard |
| 59633 | Canyon Creek, MT | 16.1 mi NW | Standard |
| 59640 | Marysville, MT | 16.7 mi W | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 59604 or measure the distance to another ZIP code.
How to address mail to 59604
PO BOX 123
HELENA MT 59604
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (59604-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Helena, MT
All Helena ZIP codes with population and income →
Questions
- What city is ZIP code 59604?
- 59604 is a Helena, Montana ZIP code.
- What county is 59604 in?
- ZIP code 59604 is in Lewis and Clark County, Montana.
- What time zone is ZIP code 59604 in?
- 59604 is in the Mountain Time zone (America/Denver).
- What area code is 59604?
- Phone numbers in ZIP code 59604 use area code 406.
- Can I use 59604 for a street address?
- No. 59604 is only for PO Boxes. Street addresses in Helena use 59601, 59602, 59626.
- What ZIP codes are near 59604?
- The nearest ZIP codes to 59604 are 59602 (Helena, 2.8 miles), 59601 (Helena, 4.5 miles), 59625 (Helena, 5.7 miles) and 59635 (East Helena, 5.7 miles).