What city is ZIP code 17123?

17123 is a Harrisburg, Pennsylvania ZIP code.

What county is 17123 in?

ZIP code 17123 is in Dauphin County, Pennsylvania.

What time zone is ZIP code 17123 in?

17123 is in the Eastern Time zone (America/New_York).

What area code is 17123?

Phone numbers in ZIP code 17123 use area code 717.

Can I use 17123 for a street address?

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

What ZIP codes are near 17123?

The nearest ZIP codes to 17123 are 17125 (Harrisburg, 0.1 miles), 17124 (Harrisburg, 0.1 miles), 17120 (Harrisburg, 0.1 miles) and 17130 (Harrisburg, 0.2 miles).

ZIP code 17123

Where is ZIP code 17123?

Harrisburg, Pennsylvania

Dauphin County · Unique ZIP code

ZIP code 17123 belongs to Harrisburg, Pennsylvania in Dauphin County. 17123 is a unique ZIP code assigned to a single organization (Hbg) that gets a lot of mail. It is in the Eastern Time zone and uses area code 717. The closest ZIP codes are 17125 (Harrisburg, 0.1 mi southeast), 17124 (Harrisburg, 0.1 mi west) and 17120 (Harrisburg, 0.1 mi southeast).

ZIP code	17123
Type	Unique ZIP code for a single organization
Status	Active
City	Harrisburg
State	Pennsylvania (PA)
County	Dauphin County
Time zone	Eastern Time · now
Area code	717
Coordinates	40.2675, -76.8837 map
3-digit prefix	171

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 17123

ZIP code	City	Distance	Type
17125	Harrisburg, PA	0.1 mi SE	Unique
17124	Harrisburg, PA	0.1 mi W	Unique
17120	Harrisburg, PA	0.1 mi SE	Unique
17130	Harrisburg, PA	0.2 mi N	Unique
17101	Harrisburg, PA	0.4 mi S	Standard
17128	Harrisburg, PA	0.4 mi N	Unique
17126	Harrisburg, PA	0.4 mi SE	Unique
17127	Harrisburg, PA	0.4 mi S	Unique
17129	Harrisburg, PA	0.4 mi S	Standard
17102	Harrisburg, PA	0.5 mi NW	Standard
17105	Harrisburg, PA	0.9 mi NE	PO Box only
17103	Harrisburg, PA	1.2 mi E	Standard

Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 17123 or measure the distance to another ZIP code.

How to address mail to 17123

JANE SMITH
123 MAIN ST
HARRISBURG PA 17123

Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (17123-XXXX) helps mail sort faster but isn’t required.

Other ZIP codes in Harrisburg, PA

All Harrisburg ZIP codes with population and income →

Questions

What city is ZIP code 17123?: 17123 is a Harrisburg, Pennsylvania ZIP code.
What county is 17123 in?: ZIP code 17123 is in Dauphin County, Pennsylvania.
What time zone is ZIP code 17123 in?: 17123 is in the Eastern Time zone (America/New_York).
What area code is 17123?: Phone numbers in ZIP code 17123 use area code 717.
Can I use 17123 for a street address?: Only for mail to the organization it is assigned to. Other addresses in Harrisburg use a standard ZIP code.
What ZIP codes are near 17123?: The nearest ZIP codes to 17123 are 17125 (Harrisburg, 0.1 miles), 17124 (Harrisburg, 0.1 miles), 17120 (Harrisburg, 0.1 miles) and 17130 (Harrisburg, 0.2 miles).