Where are ZIP codes starting with 911?

ZIP codes that start with 911 are in California, mainly Pasadena and San Marino.

How many ZIP codes start with 911?

27 active ZIP codes start with 911, plus 2 retired ones.

Where is ZIP code prefix 911?

Pasadena, California

27 active ZIP codes, from 91101 to 91199

ZIP code	City	County	Type	Population
91101	Pasadena, CA	Los Angeles County	Standard	21,165
91102	Pasadena, CA	Los Angeles County	PO Box only	–
91103	Pasadena, CA	Los Angeles County	Standard	25,142
91104	Pasadena, CA	Los Angeles County	Standard	35,937
91105	Pasadena, CA	Los Angeles County	Standard	12,531
91106	Pasadena, CA	Los Angeles County	Standard	23,910
91107	Pasadena, CA	Los Angeles County	Standard	32,316
91108	San Marino, CA	Los Angeles County	Standard	12,401
91109	Pasadena, CA	Los Angeles County	PO Box only	–
91110	Pasadena, CA	Los Angeles County	Unique	–
91114	Pasadena, CA	Los Angeles County	PO Box only	–
91115	Pasadena, CA	Los Angeles County	PO Box only	–
91116	Pasadena, CA	Los Angeles County	PO Box only	–
91117	Pasadena, CA	Los Angeles County	PO Box only	–
91118	San Marino, CA	Los Angeles County	PO Box only	–
91121	Pasadena, CA	Los Angeles County	Unique	–
91123	Pasadena, CA	Los Angeles County	Unique	–
91124	Pasadena, CA	Los Angeles County	Unique	–
91125	Pasadena, CA	Los Angeles County	Unique	1,000
91126	Pasadena, CA	Los Angeles County	Unique	–
91129	Pasadena, CA	Los Angeles County	Unique	–
91182	Pasadena, CA	Los Angeles County	Unique	–
91184	Pasadena, CA	Los Angeles County	Unique	–
91185	Pasadena, CA	Los Angeles County	Unique	–
91188	Pasadena, CA	Los Angeles County	Unique	–
91189	Pasadena, CA	Los Angeles County	Unique	–
91199	Pasadena, CA	Los Angeles County	Unique	–

Where are ZIP codes starting with 911?: ZIP codes that start with 911 are in California, mainly Pasadena and San Marino.
How many ZIP codes start with 911?: 27 active ZIP codes start with 911, plus 2 retired ones.