What city is ZIP code 19891?

19891 is a Wilmington, Delaware ZIP code.

What county is 19891 in?

ZIP code 19891 is in New Castle County, Delaware.

What time zone is ZIP code 19891 in?

19891 is in the Eastern Time zone (America/New_York).

What area code is 19891?

Phone numbers in ZIP code 19891 use area code 302.

Can I use 19891 for a street address?

Only for mail to the organization it is assigned to. Other addresses in Wilmington use a standard ZIP code.

What ZIP codes are near 19891?

The nearest ZIP codes to 19891 are 19712 (Newark, 0 miles), 19714 (Newark, 0 miles), 19715 (Newark, 0 miles) and 19718 (Newark, 0 miles).

ZIP code 19891

Where is ZIP code 19891?

Wilmington, Delaware

New Castle County · Unique ZIP code

ZIP code 19891 belongs to Wilmington, Delaware in New Castle County. 19891 is a unique ZIP code assigned to a single organization (Bank Of America) that gets a lot of mail. It is in the Eastern Time zone and uses area code 302. The closest ZIP codes are 19712 (Newark, 0 mi north), 19714 (Newark, 0 mi north) and 19715 (Newark, 0 mi north).

ZIP code	19891
Type	Unique ZIP code for a single organization
Status	Active
City	Wilmington
State	Delaware (DE)
County	New Castle County
Time zone	Eastern Time · now
Area code	302
Coordinates	39.5645, -75.597 map
3-digit prefix	198

The Census Bureau doesn’t publish population figures for unique 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 19891

ZIP code	City	Distance	Type
19712	Newark, DE	0 mi N	Unique
19714	Newark, DE	0 mi N	PO Box only
19715	Newark, DE	0 mi N	PO Box only
19718	Newark, DE	0 mi N	Unique
19721	New Castle, DE	0 mi N	Unique
19725	Newark, DE	0 mi N	Unique
19850	Wilmington, DE	0 mi N	PO Box only
19880	Wilmington, DE	0 mi N	PO Box only
19890	Wilmington, DE	0 mi N	Unique
19892	Wilmington, DE	0 mi N	Unique
19896	Wilmington, DE	0 mi N	Unique
19897	Wilmington, DE	0 mi N	Unique

Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 19891 or measure the distance to another ZIP code.

How to address mail to 19891

JANE SMITH
123 MAIN ST
WILMINGTON DE 19891

Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (19891-XXXX) helps mail sort faster but isn’t required.

Other ZIP codes in Wilmington, DE

All Wilmington ZIP codes with population and income →

Questions

What city is ZIP code 19891?: 19891 is a Wilmington, Delaware ZIP code.
What county is 19891 in?: ZIP code 19891 is in New Castle County, Delaware.
What time zone is ZIP code 19891 in?: 19891 is in the Eastern Time zone (America/New_York).
What area code is 19891?: Phone numbers in ZIP code 19891 use area code 302.
Can I use 19891 for a street address?: Only for mail to the organization it is assigned to. Other addresses in Wilmington use a standard ZIP code.
What ZIP codes are near 19891?: The nearest ZIP codes to 19891 are 19712 (Newark, 0 miles), 19714 (Newark, 0 miles), 19715 (Newark, 0 miles) and 19718 (Newark, 0 miles).