What city is ZIP code 91123?

91123 is a Pasadena, California ZIP code.

What county is 91123 in?

ZIP code 91123 is in Los Angeles County, California.

What time zone is ZIP code 91123 in?

91123 is in the Pacific Time zone (America/Los_Angeles).

What area code is 91123?

Phone numbers in ZIP code 91123 use area code 626.

Can I use 91123 for a street address?

Only for mail to the organization it is assigned to. Other addresses in Pasadena use a standard ZIP code.

What ZIP codes are near 91123?

The nearest ZIP codes to 91123 are 91102 (Pasadena, 0 miles), 91109 (Pasadena, 0 miles), 91110 (Pasadena, 0 miles) and 91114 (Pasadena, 0 miles).

ZIP code 91123

Where is ZIP code 91123?

Pasadena, California

Los Angeles County · Unique ZIP code

ZIP code 91123 belongs to Pasadena, California in Los Angeles County. 91123 is a unique ZIP code assigned to a single organization (Ambassador College) that gets a lot of mail. It is in the Pacific Time zone and uses area code 626. The closest ZIP codes are 91102 (Pasadena, 0 mi north), 91109 (Pasadena, 0 mi north) and 91110 (Pasadena, 0 mi north).

ZIP code	91123
Type	Unique ZIP code for a single organization
Status	Active
City	Pasadena
State	California (CA)
County	Los Angeles County
Time zone	Pacific Time · now
Area code	626
Coordinates	34.1478, -118.1445 map
3-digit prefix	911

The Census Bureau doesn’t publish population figures for unique 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 91123

ZIP code	City	Distance	Type
91102	Pasadena, CA	0 mi N	PO Box only
91109	Pasadena, CA	0 mi N	PO Box only
91110	Pasadena, CA	0 mi N	Unique
91114	Pasadena, CA	0 mi N	PO Box only
91115	Pasadena, CA	0 mi N	PO Box only
91116	Pasadena, CA	0 mi N	PO Box only
91117	Pasadena, CA	0 mi N	PO Box only
91121	Pasadena, CA	0 mi N	Unique
91124	Pasadena, CA	0 mi N	Unique
91125	Pasadena, CA	0 mi N	Unique
91126	Pasadena, CA	0 mi N	Unique
91129	Pasadena, CA	0 mi N	Unique

Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 91123 or measure the distance to another ZIP code.

How to address mail to 91123

JANE SMITH
123 MAIN ST
PASADENA CA 91123

Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (91123-XXXX) helps mail sort faster but isn’t required.

Other ZIP codes in Pasadena, CA

All Pasadena ZIP codes with population and income →

Questions

What city is ZIP code 91123?: 91123 is a Pasadena, California ZIP code.
What county is 91123 in?: ZIP code 91123 is in Los Angeles County, California.
What time zone is ZIP code 91123 in?: 91123 is in the Pacific Time zone (America/Los_Angeles).
What area code is 91123?: Phone numbers in ZIP code 91123 use area code 626.
Can I use 91123 for a street address?: Only for mail to the organization it is assigned to. Other addresses in Pasadena use a standard ZIP code.
What ZIP codes are near 91123?: The nearest ZIP codes to 91123 are 91102 (Pasadena, 0 miles), 91109 (Pasadena, 0 miles), 91110 (Pasadena, 0 miles) and 91114 (Pasadena, 0 miles).