What city is ZIP code 10521?

10521 is a Croton On Hudson, New York ZIP code. Croton Hdsn and Crugers are also accepted as the city name.

What county is 10521 in?

ZIP code 10521 is in Westchester County, New York.

What time zone is ZIP code 10521 in?

10521 is in the Eastern Time zone (America/New_York).

What area code is 10521?

Phone numbers in ZIP code 10521 use area code 914.

Can I use 10521 for a street address?

No. 10521 is only for PO Boxes. Street addresses in Croton On Hudson use 10520.

What ZIP codes are near 10521?

The nearest ZIP codes to 10521 are 10548 (Montrose, 1.4 miles), 10511 (Buchanan, 1.8 miles), 10520 (Croton On Hudson, 2.1 miles) and 10596 (Verplanck, 2.2 miles).

ZIP code 10521

Where is ZIP code 10521?

Croton On Hudson, New York

Westchester County · PO Box only ZIP code

ZIP code 10521 belongs to Croton On Hudson, New York in Westchester County. 10521 is a PO Box only ZIP code: it is used for post office boxes at the Croton On Hudson post office, not for street addresses. It is in the Eastern Time zone and uses area code 914. The closest ZIP codes are 10548 (Montrose, 1.4 mi northwest), 10511 (Buchanan, 1.8 mi northwest) and 10520 (Croton On Hudson, 2.1 mi southeast).

ZIP code	10521
Type	PO Box only (no street delivery)
Status	Active
City	Croton On Hudson
Also accepted	Croton Hdsn, Crugers
State	New York (NY)
County	Westchester County
Time zone	Eastern Time · now
Area code	914
Coordinates	41.2343, -73.9262 map
3-digit prefix	105

The Census Bureau doesn’t publish population figures for po box only ZIP codes because nobody lives at a PO Box or a single organization’s address. For figures about the area, see the nearby standard ZIP codes below.

ZIP codes near 10521

ZIP code	City	Distance	Type
10548	Montrose, NY	1.4 mi NW	Standard
10511	Buchanan, NY	1.8 mi NW	Standard
10520	Croton On Hudson, NY	2.1 mi SE	Standard
10596	Verplanck, NY	2.2 mi NW	PO Box only
10993	West Haverstraw, NY	3.4 mi SW	Standard
10927	Haverstraw, NY	3.4 mi SW	Standard
10567	Cortlandt Manor, NY	3.6 mi N	Standard
10980	Stony Point, NY	3.7 mi W	Standard
10986	Tomkins Cove, NY	3.7 mi NW	Standard
10566	Peekskill, NY	3.8 mi N	Standard
10923	Garnerville, NY	4.5 mi SW	Standard
10984	Thiells, NY	5 mi W	Standard

Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 10521 or measure the distance to another ZIP code.

How to address mail to 10521

JANE SMITH
PO BOX 123
CROTON ON HUDSON NY 10521

Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts CROTON HDSN and CRUGERS as the city name for 10521. Adding the 4-digit ZIP+4 code (10521-XXXX) helps mail sort faster but isn’t required.

Other ZIP codes in Croton On Hudson, NY

10520

All Croton On Hudson ZIP codes with population and income →

Questions

What city is ZIP code 10521?: 10521 is a Croton On Hudson, New York ZIP code. Croton Hdsn and Crugers are also accepted as the city name.
What county is 10521 in?: ZIP code 10521 is in Westchester County, New York.
What time zone is ZIP code 10521 in?: 10521 is in the Eastern Time zone (America/New_York).
What area code is 10521?: Phone numbers in ZIP code 10521 use area code 914.
Can I use 10521 for a street address?: No. 10521 is only for PO Boxes. Street addresses in Croton On Hudson use 10520.
What ZIP codes are near 10521?: The nearest ZIP codes to 10521 are 10548 (Montrose, 1.4 miles), 10511 (Buchanan, 1.8 miles), 10520 (Croton On Hudson, 2.1 miles) and 10596 (Verplanck, 2.2 miles).