ZIP code 20625
Where is ZIP code 20625?
Cobb Island, Maryland
Charles County · PO Box only ZIP code
ZIP code 20625 belongs to Cobb Island, Maryland in Charles County. 20625 is a PO Box only ZIP code: it is used for post office boxes at the Cobb Island post office, not for street addresses. It is in the Eastern Time zone and uses area codes 227, 240 and 301. About 849 people live in the 20625 area. The closest ZIP codes are 20682 (Rock Point, 1.5 mi north), 20618 (Bushwood, 3.5 mi northeast) and 20626 (Coltons Point, 5 mi east).
| ZIP code | 20625 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Cobb Island |
| State | Maryland (MD) |
| County | Charles County |
| Time zone | Eastern Time · now |
| Area codes | 227, 240, 301 |
| Coordinates | 38.262, -76.8502 map |
| 3-digit prefix | 206 |
Population and income in 20625
| Population | 849 · lower than 76% of Maryland ZIP codes |
|---|---|
| People per square mile | 1,736 · higher than 73% of Maryland ZIP codes |
| Median age | 45.8 years · higher than 71% of Maryland ZIP codes |
| Men / women | 54% / 46% |
| Income per person | $49,865 |
| Below the poverty line | 2.5% |
| Bachelor’s degree or higher | 2.4% of adults 25+ |
| Median home value | $245,300 · lower than 85% of Maryland ZIP codes |
| Housing units | 515 |
| Households | 328 (2.59 people on average) |
| Owners / renters | 100% / 0.0% |
| Land area | 0.49 sq mi (plus 1.32 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 20625. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 20625
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 20682 | Rock Point, MD | 1.5 mi N | PO Box only |
| 20618 | Bushwood, MD | 3.5 mi NE | Standard |
| 20626 | Coltons Point, MD | 5 mi E | Standard |
| 20606 | Abell, MD | 5.6 mi E | Standard |
| 20609 | Avenue, MD | 5.8 mi E | Standard |
| 20645 | Issue, MD | 5.9 mi W | Standard |
| 20664 | Newburg, MD | 5.9 mi NW | Standard |
| 20661 | Mount Victoria, MD | 5.9 mi N | PO Box only |
| 20621 | Chaptico, MD | 7.1 mi NE | Standard |
| 22558 | Stratford, VA | 7.9 mi S | PO Box only |
| 20627 | Compton, MD | 8 mi E | PO Box only |
| 20624 | Clements, MD | 8.6 mi NE | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 20625 or measure the distance to another ZIP code.
How to address mail to 20625
PO BOX 123
COBB ISLAND MD 20625
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (20625-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 20625?
- 20625 is a Cobb Island, Maryland ZIP code.
- What county is 20625 in?
- ZIP code 20625 is in Charles County, Maryland.
- What time zone is ZIP code 20625 in?
- 20625 is in the Eastern Time zone (America/New_York).
- What area code is 20625?
- Phone numbers in ZIP code 20625 use area codes 227, 240 and 301.
- What is the population of ZIP code 20625?
- About 849 people live in ZIP code 20625, according to the Census Bureau’s American Community Survey (2020–2024).
- Can I use 20625 for a street address?
- No. 20625 is only for PO Boxes. Street addresses in Cobb Island use another ZIP code.
- What ZIP codes are near 20625?
- The nearest ZIP codes to 20625 are 20682 (Rock Point, 1.5 miles), 20618 (Bushwood, 3.5 miles), 20626 (Coltons Point, 5 miles) and 20606 (Abell, 5.6 miles).