ZIP code 85731
Where is ZIP code 85731?
Tucson, Arizona
Pima County · PO Box only ZIP code
ZIP code 85731 belongs to Tucson, Arizona in Pima County. 85731 is a PO Box only ZIP code: it is used for post office boxes at the Tucson post office, not for street addresses. It is in the Mountain Time (no daylight saving) zone and uses area code 520. The closest ZIP codes are 85702 (Tucson, 0 mi north), 85703 (Tucson, 0 mi north) and 85717 (Tucson, 0 mi north).
| ZIP code | 85731 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Tucson |
| State | Arizona (AZ) |
| County | Pima County |
| Time zone | Mountain Time (no daylight saving) · now |
| Area code | 520 |
| Coordinates | 32.2217, -110.9265 map |
| 3-digit prefix | 857 |
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 85731
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 85702 | Tucson, AZ | 0 mi N | PO Box only |
| 85703 | Tucson, AZ | 0 mi N | PO Box only |
| 85717 | Tucson, AZ | 0 mi N | PO Box only |
| 85720 | Tucson, AZ | 0 mi N | PO Box only |
| 85722 | Tucson, AZ | 0 mi N | PO Box only |
| 85723 | Tucson, AZ | 0 mi N | Unique |
| 85725 | Tucson, AZ | 0 mi N | PO Box only |
| 85728 | Tucson, AZ | 0 mi N | PO Box only |
| 85732 | Tucson, AZ | 0 mi N | PO Box only |
| 85733 | Tucson, AZ | 0 mi N | PO Box only |
| 85740 | Tucson, AZ | 0 mi N | PO Box only |
| 85744 | Tucson, AZ | 0 mi N | Unique |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 85731 or measure the distance to another ZIP code.
How to address mail to 85731
PO BOX 123
TUCSON AZ 85731
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (85731-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Tucson, AZ
- 85701
- 85702
- 85703
- 85704
- 85705
- 85706
- 85707
- 85708
- 85709
- 85710
- 85711
- 85712
- 85713
- 85714
- 85715
- 85716
- 85717
- 85718
- 85719
- 85720
- 85721
- 85722
- 85723
- 85724
- 85725
- 85726
- 85728
- 85730
- 85732
- 85733
- 85734
- 85735
- 85736
- 85737
- 85739
- 85740
- 85741
- 85742
- 85743
- 85744
- 85745
- 85746
- 85747
- 85748
- 85749
- 85750
- 85751
- 85752
- 85754
- 85755
- 85756
- 85757
- 85775
All Tucson ZIP codes with population and income →
Questions
- What city is ZIP code 85731?
- 85731 is a Tucson, Arizona ZIP code.
- What county is 85731 in?
- ZIP code 85731 is in Pima County, Arizona.
- What time zone is ZIP code 85731 in?
- 85731 is in the Mountain Time (no daylight saving) zone (America/Phoenix).
- What area code is 85731?
- Phone numbers in ZIP code 85731 use area code 520.
- Can I use 85731 for a street address?
- No. 85731 is only for PO Boxes. Street addresses in Tucson use 85701, 85704, 85705.
- What ZIP codes are near 85731?
- The nearest ZIP codes to 85731 are 85702 (Tucson, 0 miles), 85703 (Tucson, 0 miles), 85717 (Tucson, 0 miles) and 85720 (Tucson, 0 miles).