ZIP code 91921
Where is ZIP code 91921?
Chula Vista, California
San Diego County · PO Box only ZIP code
ZIP code 91921 belongs to Chula Vista, California in San Diego County. 91921 is a PO Box only ZIP code: it is used for post office boxes at the Chula Vista post office, not for street addresses. It is in the Pacific Time zone and uses area code 619. The closest ZIP codes are 91909 (Chula Vista, 0 mi north), 91912 (Chula Vista, 0 mi north) and 91910 (Chula Vista, 1 mi east).
| ZIP code | 91921 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Chula Vista |
| State | California (CA) |
| County | San Diego County |
| Time zone | Pacific Time · now |
| Area code | 619 |
| Coordinates | 32.6401, -117.0842 map |
| 3-digit prefix | 919 |
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 91921
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 91909 | Chula Vista, CA | 0 mi N | PO Box only |
| 91912 | Chula Vista, CA | 0 mi N | PO Box only |
| 91910 | Chula Vista, CA | 1 mi E | Standard |
| 91950 | National City, CA | 2.4 mi N | Standard |
| 91911 | Chula Vista, CA | 2.7 mi SE | Standard |
| 91951 | National City, CA | 2.8 mi N | PO Box only |
| 92132 | San Diego, CA | 3.2 mi W | Unique |
| 91908 | Bonita, CA | 3.4 mi E | PO Box only |
| 92139 | San Diego, CA | 3.5 mi NE | Standard |
| 92136 | San Diego, CA | 3.7 mi NW | Unique |
| 91902 | Bonita, CA | 4.1 mi NE | Standard |
| 91933 | Imperial Beach, CA | 4.2 mi SW | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 91921 or measure the distance to another ZIP code.
How to address mail to 91921
PO BOX 123
CHULA VISTA CA 91921
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (91921-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Chula Vista, CA
All Chula Vista ZIP codes with population and income →
Questions
- What city is ZIP code 91921?
- 91921 is a Chula Vista, California ZIP code.
- What county is 91921 in?
- ZIP code 91921 is in San Diego County, California.
- What time zone is ZIP code 91921 in?
- 91921 is in the Pacific Time zone (America/Los_Angeles).
- What area code is 91921?
- Phone numbers in ZIP code 91921 use area code 619.
- Can I use 91921 for a street address?
- No. 91921 is only for PO Boxes. Street addresses in Chula Vista use 91910, 91911, 91913.
- What ZIP codes are near 91921?
- The nearest ZIP codes to 91921 are 91909 (Chula Vista, 0 miles), 91912 (Chula Vista, 0 miles), 91910 (Chula Vista, 1 miles) and 91950 (National City, 2.4 miles).