What city is ZIP code 11973?

11973 is a Upton, New York ZIP code.

What county is 11973 in?

ZIP code 11973 is in Suffolk County, New York.

What time zone is ZIP code 11973 in?

11973 is in the Eastern Time zone (America/New_York).

What area code is 11973?

Phone numbers in ZIP code 11973 use area codes 631 and 934.

What is the population of ZIP code 11973?

About 48 people live in ZIP code 11973, according to the Census Bureau’s American Community Survey (2020–2024).

Can I use 11973 for a street address?

No. 11973 is only for PO Boxes. Street addresses in Upton use another ZIP code.

What ZIP codes are near 11973?

The nearest ZIP codes to 11973 are 11961 (Ridge, 2.4 miles), 11980 (Yaphank, 2.8 miles), 11953 (Middle Island, 3.7 miles) and 11950 (Mastic, 4.4 miles).

ZIP code 11973

Where is ZIP code 11973?

Upton, New York

Suffolk County · PO Box only ZIP code

ZIP code 11973 belongs to Upton, New York in Suffolk County. 11973 is a PO Box only ZIP code: it is used for post office boxes at the Upton post office, not for street addresses. It is in the Eastern Time zone and uses area codes 631 and 934. About 48 people live in the 11973 area. The closest ZIP codes are 11961 (Ridge, 2.4 mi north), 11980 (Yaphank, 2.8 mi southwest) and 11953 (Middle Island, 3.7 mi west).

ZIP code	11973
Type	PO Box only (no street delivery)
Status	Active
City	Upton
State	New York (NY)
County	Suffolk County
Time zone	Eastern Time · now
Area codes	631, 934
Coordinates	40.8678, -72.8822 map
3-digit prefix	119

Population and income in 11973

Population	48 · lower than 98% of New York ZIP codes
People per square mile	20 · lower than 93% of New York ZIP codes
Median age	20.8 years · lower than 98% of New York ZIP codes
Men / women	100% / 0.0%
Income per person	$0
Housing units	58
Households	0
Land area	2.41 sq mi

Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 11973. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.

ZIP codes near 11973

ZIP code	City	Distance	Type
11961	Ridge, NY	2.4 mi N	Standard
11980	Yaphank, NY	2.8 mi SW	Standard
11953	Middle Island, NY	3.7 mi W	Standard
11950	Mastic, NY	4.4 mi S	Standard
11949	Manorville, NY	4.6 mi E	Standard
11967	Shirley, NY	4.6 mi S	Standard
11955	Moriches, NY	5.1 mi SE	Standard
11786	Shoreham, NY	5.6 mi N	Standard
11719	Brookhaven, NY	5.8 mi S	Standard
11778	Rocky Point, NY	6.3 mi NW	Standard
11792	Wading River, NY	6.3 mi NE	Standard
11763	Medford, NY	6.4 mi SW	Standard

Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 11973 or measure the distance to another ZIP code.

How to address mail to 11973

JANE SMITH
PO BOX 123
UPTON NY 11973

Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (11973-XXXX) helps mail sort faster but isn’t required.

Questions

What city is ZIP code 11973?: 11973 is a Upton, New York ZIP code.
What county is 11973 in?: ZIP code 11973 is in Suffolk County, New York.
What time zone is ZIP code 11973 in?: 11973 is in the Eastern Time zone (America/New_York).
What area code is 11973?: Phone numbers in ZIP code 11973 use area codes 631 and 934.
What is the population of ZIP code 11973?: About 48 people live in ZIP code 11973, according to the Census Bureau’s American Community Survey (2020–2024).
Can I use 11973 for a street address?: No. 11973 is only for PO Boxes. Street addresses in Upton use another ZIP code.
What ZIP codes are near 11973?: The nearest ZIP codes to 11973 are 11961 (Ridge, 2.4 miles), 11980 (Yaphank, 2.8 miles), 11953 (Middle Island, 3.7 miles) and 11950 (Mastic, 4.4 miles).