ZIP Codes in Montgomery, TX
Montgomery uses 2 ZIP codes, all in Montgomery County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 2 Montgomery ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 77316 | standard | Montgomery | 34,694 |
| 77356 | standard | Montgomery | 32,583 |
Finding a ZIP+4 in Montgomery
Knowing which of these 2 ZIP codes covers an address only gets you partway. The four-digit extension identifies the specific delivery point — typically one side of one block. Two houses facing each other on the same Montgomery street almost always have different ZIP+4 codes even though they share all five leading digits.
Appending ZIP+4 to a mailing list?
Upload a CSV of Montgomery addresses and download it complete.