ZIP code 33001
Where is ZIP code 33001?
Long Key, Florida
Monroe County · PO Box only ZIP code
ZIP code 33001 belongs to Long Key, Florida in Monroe County. 33001 is a PO Box only ZIP code: it is used for post office boxes at the Long Key post office, not for street addresses. It is in the Eastern Time zone and uses area codes 305 and 786. About 250 people live in the 33001 area. The closest ZIP codes are 33036 (Islamorada, 13.5 mi northeast), 33051 (Key Colony Beach, 14.6 mi southwest) and 33050 (Marathon, 15.5 mi southwest).
| ZIP code | 33001 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Long Key |
| State | Florida (FL) |
| County | Monroe County |
| Time zone | Eastern Time · now |
| Area codes | 305, 786 |
| Coordinates | 24.8233, -80.8157 map |
| 3-digit prefix | 330 |
Population and income in 33001
| Population | 250 · lower than 96% of Florida ZIP codes |
|---|---|
| People per square mile | 128 · lower than 81% of Florida ZIP codes |
| Median age | 63.7 years · higher than 94% of Florida ZIP codes |
| Men / women | 55% / 45% |
| Income per person | $61,940 |
| Below the poverty line | 2.4% |
| Bachelor’s degree or higher | 32% of adults 25+ |
| Median home value | $703,100 · higher than 94% of Florida ZIP codes |
| Median rent | $2,175 a month |
| Housing units | 600 |
| Households | 131 (1.91 people on average) |
| Owners / renters | 70% / 30% |
| Land area | 1.95 sq mi (plus 1.92 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 33001. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 33001
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 33036 | Islamorada, FL | 13.5 mi NE | Standard |
| 33051 | Key Colony Beach, FL | 14.6 mi SW | PO Box only |
| 33050 | Marathon, FL | 15.5 mi SW | Standard |
| 33052 | Marathon Shores, FL | 17 mi SW | PO Box only |
| 33070 | Tavernier, FL | 22.5 mi NE | Standard |
| 33037 | Key Largo, FL | 29.4 mi NE | Standard |
| 33034 | Homestead, FL | 34 mi N | Standard |
| 33043 | Big Pine Key, FL | 35.7 mi W | Standard |
| 33042 | Summerland Key, FL | 44.9 mi W | Standard |
| 33035 | Homestead, FL | 49.2 mi NE | Standard |
| 33030 | Homestead, FL | 49.7 mi NE | Standard |
| 33033 | Homestead, FL | 51.8 mi NE | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 33001 or measure the distance to another ZIP code.
How to address mail to 33001
PO BOX 123
LONG KEY FL 33001
Put the city, the two-letter state code and the ZIP code on the last line. Avoid Conch Key, Fiesta Key and Layton: USPS doesn’t recognize them as the city for this ZIP code. Adding the 4-digit ZIP+4 code (33001-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 33001?
- 33001 is a Long Key, Florida ZIP code.
- What county is 33001 in?
- ZIP code 33001 is in Monroe County, Florida.
- What time zone is ZIP code 33001 in?
- 33001 is in the Eastern Time zone (America/New_York).
- What area code is 33001?
- Phone numbers in ZIP code 33001 use area codes 305 and 786.
- What is the population of ZIP code 33001?
- About 250 people live in ZIP code 33001, according to the Census Bureau’s American Community Survey (2020–2024).
- Can I use 33001 for a street address?
- No. 33001 is only for PO Boxes. Street addresses in Long Key use another ZIP code.
- What ZIP codes are near 33001?
- The nearest ZIP codes to 33001 are 33036 (Islamorada, 13.5 miles), 33051 (Key Colony Beach, 14.6 miles), 33050 (Marathon, 15.5 miles) and 33052 (Marathon Shores, 17 miles).