ZIP code 59403
Where is ZIP code 59403?
Great Falls, Montana
Cascade County · PO Box only ZIP code
ZIP code 59403 belongs to Great Falls, Montana in Cascade County. 59403 is a PO Box only ZIP code: it is used for post office boxes at the Great Falls post office, not for street addresses. It is in the Mountain Time zone and uses area code 406. The closest ZIP codes are 59401 (Great Falls, 1.4 mi northeast), 59404 (Great Falls, 2 mi west) and 59414 (Black Eagle, 2.1 mi northeast).
| ZIP code | 59403 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Great Falls |
| State | Montana (MT) |
| County | Cascade County |
| Time zone | Mountain Time · now |
| Area code | 406 |
| Coordinates | 47.5002, -111.3008 map |
| 3-digit prefix | 594 |
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 59403
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 59401 | Great Falls, MT | 1.4 mi NE | Standard |
| 59404 | Great Falls, MT | 2 mi W | Standard |
| 59414 | Black Eagle, MT | 2.1 mi NE | Standard |
| 59405 | Great Falls, MT | 2.4 mi E | Standard |
| 59402 | Malmstrom AFB, MT | 5.7 mi E | Standard |
| 59406 | Great Falls, MT | 8.8 mi N | PO Box only |
| 59472 | Sand Coulee, MT | 9.2 mi SE | Standard |
| 59487 | Vaughn, MT | 13.6 mi W | Standard |
| 59440 | Floweree, MT | 13.8 mi NE | Standard |
| 59480 | Stockett, MT | 14.7 mi SE | Standard |
| 59485 | Ulm, MT | 17.1 mi SW | PO Box only |
| 59483 | Sun River, MT | 19.8 mi W | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 59403 or measure the distance to another ZIP code.
How to address mail to 59403
PO BOX 123
GREAT FALLS MT 59403
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (59403-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Great Falls, MT
All Great Falls ZIP codes with population and income →
Questions
- What city is ZIP code 59403?
- 59403 is a Great Falls, Montana ZIP code.
- What county is 59403 in?
- ZIP code 59403 is in Cascade County, Montana.
- What time zone is ZIP code 59403 in?
- 59403 is in the Mountain Time zone (America/Denver).
- What area code is 59403?
- Phone numbers in ZIP code 59403 use area code 406.
- Can I use 59403 for a street address?
- No. 59403 is only for PO Boxes. Street addresses in Great Falls use 59401, 59404, 59405.
- What ZIP codes are near 59403?
- The nearest ZIP codes to 59403 are 59401 (Great Falls, 1.4 miles), 59404 (Great Falls, 2 miles), 59414 (Black Eagle, 2.1 miles) and 59405 (Great Falls, 2.4 miles).