Buy Postage Stamps in Altadena, CA

Post Offices and USPS-authorized retailers where postage stamps are sold in Altadena, CA.

All the locations below sell USPS postage stamps which can be used to mail First Class letters in the United States. We list both official post offices run by the United States Postal Service and retailers which have been authorized by USPS to sell postal products in Altadena.

Need to mail a letter? See

Post Offices & Mailboxes in California

Do you need Stamps?

Now you can print postage immediately using your home printer

Get a 4 week trial
Post Office Name City/State Address Phone Number Action
Altadena Post Office ALTADENA, CA 91001 2271 Lake Ave 6267947618 View Details Get Directions

Mailbox in nearby cities

Frequently asked questions