ZIP code 63378
Where is ZIP code 63378?
Treloar, Missouri
Warren County · PO Box only ZIP code
ZIP code 63378 belongs to Treloar, Missouri in Warren County. 63378 is a PO Box only ZIP code: it is used for post office boxes at the Treloar post office, not for street addresses. It is in the Central Time zone and uses area code 636. The closest ZIP codes are 63357 (Marthasville, 2 mi east), 63068 (New Haven, 5.4 mi southwest) and 63014 (Berger, 8.1 mi west).
| ZIP code | 63378 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Treloar |
| State | Missouri (MO) |
| County | Warren County |
| Time zone | Central Time · now |
| Area code | 636 |
| Coordinates | 38.6445, -91.1879 map |
| 3-digit prefix | 633 |
The Census Bureau doesn’t publish population figures for po box only ZIP codes because nobody lives at a PO Box or a single organization’s address. For figures about the area, see the nearby standard ZIP codes below.
ZIP codes near 63378
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 63357 | Marthasville, MO | 2 mi E | Standard |
| 63068 | New Haven, MO | 5.4 mi SW | Standard |
| 63014 | Berger, MO | 8.1 mi W | Standard |
| 63342 | Dutzow, MO | 10.7 mi E | PO Box only |
| 63383 | Warrenton, MO | 11.1 mi N | Standard |
| 63090 | Washington, MO | 11.4 mi SE | Standard |
| 63380 | Truesdale, MO | 12 mi N | Standard |
| 63056 | Leslie, MO | 13.3 mi S | Standard |
| 63390 | Wright City, MO | 14.1 mi NE | Standard |
| 63013 | Beaufort, MO | 14.9 mi S | Standard |
| 63348 | Foristell, MO | 15.9 mi NE | Standard |
| 63084 | Union, MO | 16.4 mi SE | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 63378 or measure the distance to another ZIP code.
How to address mail to 63378
PO BOX 123
TRELOAR MO 63378
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (63378-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 63378?
- 63378 is a Treloar, Missouri ZIP code.
- What county is 63378 in?
- ZIP code 63378 is in Warren County, Missouri.
- What time zone is ZIP code 63378 in?
- 63378 is in the Central Time zone (America/Chicago).
- What area code is 63378?
- Phone numbers in ZIP code 63378 use area code 636.
- Can I use 63378 for a street address?
- No. 63378 is only for PO Boxes. Street addresses in Treloar use another ZIP code.
- What ZIP codes are near 63378?
- The nearest ZIP codes to 63378 are 63357 (Marthasville, 2 miles), 63068 (New Haven, 5.4 miles), 63014 (Berger, 8.1 miles) and 63342 (Dutzow, 10.7 miles).