ZIP code 06420
Where is ZIP code 06420?
Salem, Connecticut
New London County · Standard ZIP code
ZIP code 06420 belongs to Salem, Connecticut in New London County. 06420 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Eastern Time zone and uses area codes 860 and 959. About 4,368 people live in the 06420 area, where the median household income is $123,425. The closest ZIP codes are 06370 (Oakdale, 4.6 mi southeast), 06334 (Bozrah, 6 mi northeast) and 06415 (Colchester, 6.1 mi northwest).
| ZIP code | 06420 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Salem |
| Also accepted | Colchester |
| State | Connecticut (CT) |
| County | New London County |
| Time zone | Eastern Time · now |
| Area codes | 860, 959 |
| Coordinates | 41.4966, -72.2725 map |
| 3-digit prefix | 064 |
Population and income in 06420
| Population | 4,368 · lower than 68% of Connecticut ZIP codes |
|---|---|
| People per square mile | 148 · lower than 83% of Connecticut ZIP codes |
| Median age | 41.6 years · lower than 64% of Connecticut ZIP codes |
| Men / women | 53% / 47% |
| Median household income | $123,425 · higher than 68% of Connecticut ZIP codes |
| Income per person | $61,743 |
| Below the poverty line | 6.1% |
| Bachelor’s degree or higher | 51% of adults 25+ |
| Median home value | $405,800 · higher than 63% of Connecticut ZIP codes |
| Median rent | $1,440 a month |
| Housing units | 1,811 |
| Households | 1,811 (2.41 people on average) |
| Owners / renters | 86% / 14% |
| Land area | 29.55 sq mi (plus 0.84 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 06420. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 06420
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 06370 | Oakdale, CT | 4.6 mi SE | Standard |
| 06334 | Bozrah, CT | 6 mi NE | Standard |
| 06415 | Colchester, CT | 6.1 mi NW | Standard |
| 06353 | Montville, CT | 6.4 mi E | Standard |
| 06336 | Gilman, CT | 7 mi NE | Standard |
| 06423 | East Haddam, CT | 7.2 mi W | Standard |
| 06333 | East Lyme, CT | 8.5 mi S | Standard |
| 06382 | Uncasville, CT | 8.6 mi E | Standard |
| 06469 | Moodus, CT | 8.8 mi W | Standard |
| 06474 | North Westchester, CT | 8.8 mi NW | PO Box only |
| 06389 | Yantic, CT | 8.8 mi NE | Standard |
| 06439 | Hadlyme, CT | 9 mi SW | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 06420 or measure the distance to another ZIP code.
How to address mail to 06420
123 MAIN ST
SALEM CT 06420
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts COLCHESTER as the city name for 06420. Adding the 4-digit ZIP+4 code (06420-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 06420?
- 06420 is a Salem, Connecticut ZIP code. Colchester is also accepted as the city name.
- What county is 06420 in?
- ZIP code 06420 is in New London County, Connecticut.
- What time zone is ZIP code 06420 in?
- 06420 is in the Eastern Time zone (America/New_York).
- What area code is 06420?
- Phone numbers in ZIP code 06420 use area codes 860 and 959.
- What is the population of ZIP code 06420?
- About 4,368 people live in ZIP code 06420, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 06420?
- The median household income in 06420 is $123,425 a year, higher than 68% of Connecticut ZIP codes.
- What ZIP codes are near 06420?
- The nearest ZIP codes to 06420 are 06370 (Oakdale, 4.6 miles), 06334 (Bozrah, 6 miles), 06415 (Colchester, 6.1 miles) and 06353 (Montville, 6.4 miles).