ZIP Code 00934 — Fort Buchanan, PR
00934 is a standard (street delivery) ZIP code serving Fort Buchanan, Puerto Rico, in Guaynabo County. To mail something here you only need these five digits — but the four-digit extension narrows delivery to a single point, and it is what USPS bulk postage discounts are priced on.
ZIP code 00934 at a glance
| ZIP code | 00934 |
|---|---|
| Primary city | Fort Buchanan |
| State | Puerto Rico (PR) |
| County | Guaynabo FIPS 72061 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Puerto_Rico |
| Population | 38 |
| Coordinates | 18.413720, -66.119980 |
How ZIP+4 works in 00934
The four digits after the hyphen encode a delivery segment inside 00934. In practice one segment usually means:
- One side of one block — odd numbers on a street between two cross streets
- A single large building, or one floor of it
- A group of PO boxes, sometimes a single box
- A single business that receives enough mail to warrant its own code
That is why 00934 has no single ZIP+4: two neighbors across the street from each other usually have different ones. Enter a street address above and we will return the exact nine-digit code along with the standardized USPS address format.
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 00934.
| ZIP | City | Distance |
|---|---|---|
| 00965 | Guaynabo, PR | 1.2 mi |
| 00966 | Guaynabo, PR | 1.2 mi |
| 00968 | Guaynabo, PR | 1.3 mi |
| 00960 | Bayamon, PR | 1.6 mi |
| 00920 | San Juan, PR | 2 mi |
| 00962 | Catano, PR | 2 mi |
| 00921 | San Juan, PR | 2.6 mi |
| 00961 | Bayamon, PR | 2.9 mi |
| 00959 | Bayamon, PR | 3.1 mi |
| 00969 | Guaynabo, PR | 3.3 mi |
| 00918 | San Juan, PR | 3.5 mi |
| 00927 | San Juan, PR | 3.6 mi |
Questions about 00934
What is the ZIP+4 code for 00934?
00934 is the five-digit ZIP code. The ZIP+4 adds four more digits that identify a specific delivery point — usually one side of a city block, a single building, or a group of PO boxes. Because those four digits change from address to address within 00934, you need to look up a specific street address to get them.
What city is 00934?
00934 is assigned to Fort Buchanan, Puerto Rico, in Guaynabo County.
Do I need to use the ZIP+4?
It is optional for ordinary mail, but it speeds up sorting and it is required for most USPS bulk-mail postage discounts. Many address-verification and e-commerce systems also use ZIP+4 to confirm a delivery point exists.
Need thousands of these?
Upload a CSV and get ZIP+4, county, carrier route, and delivery-point data appended to every row — or call the API directly.