ZIP code 59620
Where is ZIP code 59620?
Helena, Montana
Lewis and Clark County · PO Box only ZIP code
ZIP code 59620 belongs to Helena, Montana in Lewis and Clark County. 59620 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 59624 (Helena, 0 mi north), 59626 (Helena, 0 mi north) and 59623 (Helena, 0.3 mi southwest).
| ZIP code | 59620 |
|---|---|
| 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 | 46.5927, -112.0361 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 59620
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 59624 | Helena, MT | 0 mi N | PO Box only |
| 59626 | Helena, MT | 0 mi N | Standard |
| 59623 | Helena, MT | 0.3 mi SW | Unique |
| 59625 | Helena, MT | 0.7 mi N | Unique |
| 59601 | Helena, MT | 1.6 mi NE | Standard |
| 59636 | Fort Harrison, MT | 4 mi NW | PO Box only |
| 59604 | Helena, MT | 6.1 mi NE | PO Box only |
| 59635 | East Helena, MT | 6.2 mi E | Standard |
| 59602 | Helena, MT | 8.7 mi NE | Standard |
| 59634 | Clancy, MT | 9.1 mi S | Standard |
| 59638 | Jefferson City, MT | 15.5 mi S | PO Box only |
| 59633 | Canyon Creek, MT | 16.5 mi NW | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 59620 or measure the distance to another ZIP code.
How to address mail to 59620
PO BOX 123
HELENA MT 59620
Put the city, the two-letter state code and the ZIP code on the last line. Avoid State Of Montana: USPS doesn’t recognize it as the city for this ZIP code. Adding the 4-digit ZIP+4 code (59620-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 59620?
- 59620 is a Helena, Montana ZIP code.
- What county is 59620 in?
- ZIP code 59620 is in Lewis and Clark County, Montana.
- What time zone is ZIP code 59620 in?
- 59620 is in the Mountain Time zone (America/Denver).
- What area code is 59620?
- Phone numbers in ZIP code 59620 use area code 406.
- Can I use 59620 for a street address?
- No. 59620 is only for PO Boxes. Street addresses in Helena use 59601, 59602, 59626.
- What ZIP codes are near 59620?
- The nearest ZIP codes to 59620 are 59624 (Helena, 0 miles), 59626 (Helena, 0 miles), 59623 (Helena, 0.3 miles) and 59625 (Helena, 0.7 miles).