The table shown here includes Post Offices that have been suspended for years. Customers in these communities are being served by nearby offices. The listings in this table represent the administrative action of the Postal Service™ officially closing these offices.
Old/New
Finance No.
ZIP Code
State
P.O. Name
County/Parish
Station/Branch/Unit
Unit Type
Effective Date
Comments
Old
40-3888
97123
OR
Hillsboro
Washington
Hillsboro DCU
Carrier Annex
New
97129
07/01/2026
Establish a new ZIP Code™ for a delivery area. Use Hillsboro OR, 97129 as the last line of address for a portion of the deliveries previously in ZIP Code 97123.
40-0688
97078
Beaverton
Washingon
Aloha
Classified Branch
Establish a new ZIP Code for a delivery area. Use Hillsboro OR, 97129 as the last line of address for a portion of the deliveries previously in ZIP Code 97078.
48-5225
77351
TX
Livingston
Polk
Main Office
Post Office
77352
Establish a new ZIP Code for a delivery area. Use Livingston TX, 77352 as the last line of address for a portion of the deliveries previously in ZIP Code 77351.
— Address Management, Addressing & Retail Technology Service, 5-28-26
