Altadena 91001 mailboxes and post offices

There are 5 United States Postal Service post boxes and offices available to the public in Altadena, CA 91001. You can use any one of these locations to mail your letter or package via USPS. For additional collection boxes in neighboring communities, see the list of post boxes in California. Do you need postage? See where to buy postage in Altadena, CA.

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Altadena Post Office
2271 Lake Ave
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Cpu Websters Pharmacy Post Office
2450 Lake Ave
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Public Collection Box
1059 E Mendocino St
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Public Collection Box
2768 Lincoln Ave
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Public Collection Box
1419 New York Dr
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