Buy Postage Stamps in Union City, CA

Post Offices and USPS-authorized retailers where postage stamps are sold in Union City, 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 Union City.

Need to mail a letter? See Mailboxes and Post Offices in Union City

Union City Post Office

33170 Alvarado Niles Rd
Union City, CA 94587
Union City Post Office is a full post office where stamps can be purchased.

Alvarado Post Office

3861 Smith St
Union City, CA 94587
Alvarado Post Office is a full post office where stamps can be purchased.

Safeway

1790 Decoto Rd
Union City, CA 94587
 
Safeway is a USPS-authorized retailer where postage stamps are sold.

Wal Mart Store

30600 Dyer St
Union City, CA 94587
 
Wal Mart Store is a USPS-authorized retailer where postage stamps are sold.