ZIP code 31318
Where is ZIP code 31318?
Meldrim, Georgia
Effingham County · PO Box only ZIP code
ZIP code 31318 belongs to Meldrim, Georgia in Effingham County. 31318 is a PO Box only ZIP code: it is used for post office boxes at the Meldrim post office, not for street addresses. It is in the Eastern Time zone and uses area code 912. About 451 people live in the 31318 area, where the median household income is $78,036. The closest ZIP codes are 31307 (Eden, 2.3 mi northwest), 31302 (Bloomingdale, 4.3 mi southeast) and 31322 (Pooler, 7.4 mi east).
| ZIP code | 31318 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Meldrim |
| State | Georgia (GA) |
| County | Effingham County |
| Time zone | Eastern Time · now |
| Area code | 912 |
| Coordinates | 32.1499, -81.3722 map |
| 3-digit prefix | 313 |
Population and income in 31318
| Population | 451 · lower than 92% of Georgia ZIP codes |
|---|---|
| People per square mile | 174 · higher than 59% of Georgia ZIP codes |
| Median age | 51.8 years · higher than 90% of Georgia ZIP codes |
| Men / women | 38% / 62% |
| Median household income | $78,036 · higher than 70% of Georgia ZIP codes |
| Income per person | $36,818 |
| Below the poverty line | 11% |
| Bachelor’s degree or higher | 2.7% of adults 25+ |
| Housing units | 255 |
| Households | 189 (2.39 people on average) |
| Owners / renters | 92% / 7.9% |
| Land area | 2.6 sq mi (plus 0.03 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 31318. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 31318
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 31307 | Eden, GA | 2.3 mi NW | PO Box only |
| 31302 | Bloomingdale, GA | 4.3 mi SE | Standard |
| 31322 | Pooler, GA | 7.4 mi E | Standard |
| 31308 | Ellabell, GA | 7.5 mi W | Standard |
| 31312 | Guyton, GA | 11.4 mi N | Standard |
| 31408 | Savannah, GA | 11.9 mi E | Standard |
| 31407 | Port Wentworth, GA | 12.2 mi E | Standard |
| 31326 | Rincon, GA | 12.9 mi NE | Standard |
| 31419 | Savannah, GA | 13.3 mi SE | Standard |
| 31415 | Savannah, GA | 15.1 mi E | Standard |
| 31329 | Springfield, GA | 15.2 mi N | Standard |
| 31409 | Savannah, GA | 15.9 mi SE | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 31318 or measure the distance to another ZIP code.
How to address mail to 31318
PO BOX 123
MELDRIM GA 31318
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (31318-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 31318?
- 31318 is a Meldrim, Georgia ZIP code.
- What county is 31318 in?
- ZIP code 31318 is in Effingham County, Georgia.
- What time zone is ZIP code 31318 in?
- 31318 is in the Eastern Time zone (America/New_York).
- What area code is 31318?
- Phone numbers in ZIP code 31318 use area code 912.
- What is the population of ZIP code 31318?
- About 451 people live in ZIP code 31318, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 31318?
- The median household income in 31318 is $78,036 a year, higher than 70% of Georgia ZIP codes.
- Can I use 31318 for a street address?
- No. 31318 is only for PO Boxes. Street addresses in Meldrim use another ZIP code.
- What ZIP codes are near 31318?
- The nearest ZIP codes to 31318 are 31307 (Eden, 2.3 miles), 31302 (Bloomingdale, 4.3 miles), 31322 (Pooler, 7.4 miles) and 31308 (Ellabell, 7.5 miles).