ZIP code 83403
Where is ZIP code 83403?
Idaho Falls, Idaho
Bonneville County · PO Box only ZIP code
ZIP code 83403 belongs to Idaho Falls, Idaho in Bonneville County. 83403 is a PO Box only ZIP code: it is used for post office boxes at the Idaho Falls post office, not for street addresses. It is in the Mountain Time zone and uses area code 208. The closest ZIP codes are 83405 (Idaho Falls, 0 mi north), 83415 (Idaho Falls, 0 mi north) and 83404 (Idaho Falls, 1.2 mi northeast).
| ZIP code | 83403 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Idaho Falls |
| State | Idaho (ID) |
| County | Bonneville County |
| Time zone | Mountain Time · now |
| Area code | 208 |
| Coordinates | 43.4666, -112.0341 map |
| 3-digit prefix | 834 |
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 83403
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 83405 | Idaho Falls, ID | 0 mi N | PO Box only |
| 83415 | Idaho Falls, ID | 0 mi N | Unique |
| 83404 | Idaho Falls, ID | 1.2 mi NE | Standard |
| 83402 | Idaho Falls, ID | 2.2 mi NW | Standard |
| 83406 | Idaho Falls, ID | 3.4 mi E | Standard |
| 83427 | Iona, ID | 6.5 mi NE | Standard |
| 83274 | Shelley, ID | 7.2 mi SW | Standard |
| 83401 | Idaho Falls, ID | 9.2 mi NE | Standard |
| 83454 | Ucon, ID | 9.6 mi NE | PO Box only |
| 83218 | Basalt, ID | 12.3 mi SW | PO Box only |
| 83236 | Firth, ID | 13 mi SW | Standard |
| 83431 | Lewisville, ID | 14.2 mi N | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 83403 or measure the distance to another ZIP code.
How to address mail to 83403
PO BOX 123
IDAHO FALLS ID 83403
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (83403-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Idaho Falls, ID
All Idaho Falls ZIP codes with population and income →
Questions
- What city is ZIP code 83403?
- 83403 is a Idaho Falls, Idaho ZIP code.
- What county is 83403 in?
- ZIP code 83403 is in Bonneville County, Idaho.
- What time zone is ZIP code 83403 in?
- 83403 is in the Mountain Time zone (America/Boise).
- What area code is 83403?
- Phone numbers in ZIP code 83403 use area code 208.
- Can I use 83403 for a street address?
- No. 83403 is only for PO Boxes. Street addresses in Idaho Falls use 83401, 83402, 83404.
- What ZIP codes are near 83403?
- The nearest ZIP codes to 83403 are 83405 (Idaho Falls, 0 miles), 83415 (Idaho Falls, 0 miles), 83404 (Idaho Falls, 1.2 miles) and 83402 (Idaho Falls, 2.2 miles).