ZIP code 91778
Where is ZIP code 91778?
San Gabriel, California
Los Angeles County · PO Box only ZIP code
ZIP code 91778 belongs to San Gabriel, California in Los Angeles County. 91778 is a PO Box only ZIP code: it is used for post office boxes at the San Gabriel post office, not for street addresses. It is in the Pacific Time zone and uses area code 626. The closest ZIP codes are 91776 (San Gabriel, 0.8 mi southeast), 91802 (Alhambra, 1.2 mi west) and 91804 (Alhambra, 1.2 mi west).
| ZIP code | 91778 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | San Gabriel |
| State | California (CA) |
| County | Los Angeles County |
| Time zone | Pacific Time · now |
| Area code | 626 |
| Coordinates | 34.0961, -118.1058 map |
| 3-digit prefix | 917 |
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 91778
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 91776 | San Gabriel, CA | 0.8 mi SE | Standard |
| 91802 | Alhambra, CA | 1.2 mi W | PO Box only |
| 91804 | Alhambra, CA | 1.2 mi W | Standard |
| 91896 | Alhambra, CA | 1.2 mi W | PO Box only |
| 91899 | Alhambra, CA | 1.2 mi W | PO Box only |
| 91801 | Alhambra, CA | 1.4 mi W | Standard |
| 91108 | San Marino, CA | 1.7 mi N | Standard |
| 91118 | San Marino, CA | 1.7 mi N | PO Box only |
| 91775 | San Gabriel, CA | 1.8 mi NE | Standard |
| 91771 | Rosemead, CA | 2.2 mi SE | Unique |
| 91772 | Rosemead, CA | 2.2 mi SE | Unique |
| 91770 | Rosemead, CA | 2.4 mi SE | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 91778 or measure the distance to another ZIP code.
How to address mail to 91778
PO BOX 123
SAN GABRIEL CA 91778
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (91778-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in San Gabriel, CA
All San Gabriel ZIP codes with population and income →
Questions
- What city is ZIP code 91778?
- 91778 is a San Gabriel, California ZIP code.
- What county is 91778 in?
- ZIP code 91778 is in Los Angeles County, California.
- What time zone is ZIP code 91778 in?
- 91778 is in the Pacific Time zone (America/Los_Angeles).
- What area code is 91778?
- Phone numbers in ZIP code 91778 use area code 626.
- Can I use 91778 for a street address?
- No. 91778 is only for PO Boxes. Street addresses in San Gabriel use 91775, 91776.
- What ZIP codes are near 91778?
- The nearest ZIP codes to 91778 are 91776 (San Gabriel, 0.8 miles), 91802 (Alhambra, 1.2 miles), 91804 (Alhambra, 1.2 miles) and 91896 (Alhambra, 1.2 miles).