What city is ZIP code 08604?

08604 is a Trenton, New Jersey ZIP code.

What county is 08604 in?

ZIP code 08604 is in Mercer County, New Jersey.

What time zone is ZIP code 08604 in?

08604 is in the Eastern Time zone (America/New_York).

What area code is 08604?

Phone numbers in ZIP code 08604 use area code 609.

Can I use 08604 for a street address?

No. 08604 is only for PO Boxes. Street addresses in Trenton use 08608, 08609, 08610.

What ZIP codes are near 08604?

The nearest ZIP codes to 08604 are 08543 (Princeton, 0 miles), 08601 (Trenton, 0 miles), 08602 (Trenton, 0 miles) and 08603 (Trenton, 0 miles).

ZIP code 08604

Where is ZIP code 08604?

Trenton, New Jersey

Mercer County · PO Box only ZIP code

ZIP code 08604 belongs to Trenton, New Jersey in Mercer County. 08604 is a PO Box only ZIP code: it is used for post office boxes at the Trenton post office, not for street addresses. It is in the Eastern Time zone and uses area code 609. The closest ZIP codes are 08543 (Princeton, 0 mi north), 08601 (Trenton, 0 mi north) and 08602 (Trenton, 0 mi north).

ZIP code	08604
Type	PO Box only (no street delivery)
Status	Active
City	Trenton
State	New Jersey (NJ)
County	Mercer County
Time zone	Eastern Time · now
Area code	609
Coordinates	40.2805, -74.712 map
3-digit prefix	086

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 08604

ZIP code	City	Distance	Type
08543	Princeton, NJ	0 mi N	PO Box only
08601	Trenton, NJ	0 mi N	PO Box only
08602	Trenton, NJ	0 mi N	PO Box only
08603	Trenton, NJ	0 mi N	PO Box only
08605	Trenton, NJ	0 mi N	PO Box only
08606	Trenton, NJ	0 mi N	PO Box only
08607	Trenton, NJ	0 mi N	PO Box only
08625	Trenton, NJ	0 mi N	PO Box only
08645	Trenton, NJ	0 mi N	Unique
08646	Trenton, NJ	0 mi N	Unique
08647	Trenton, NJ	0 mi N	Unique
08650	Trenton, NJ	0 mi N	PO Box only

Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 08604 or measure the distance to another ZIP code.

How to address mail to 08604

JANE SMITH
PO BOX 123
TRENTON NJ 08604

Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (08604-XXXX) helps mail sort faster but isn’t required.

Other ZIP codes in Trenton, NJ

All Trenton ZIP codes with population and income →

Questions

What city is ZIP code 08604?: 08604 is a Trenton, New Jersey ZIP code.
What county is 08604 in?: ZIP code 08604 is in Mercer County, New Jersey.
What time zone is ZIP code 08604 in?: 08604 is in the Eastern Time zone (America/New_York).
What area code is 08604?: Phone numbers in ZIP code 08604 use area code 609.
Can I use 08604 for a street address?: No. 08604 is only for PO Boxes. Street addresses in Trenton use 08608, 08609, 08610.
What ZIP codes are near 08604?: The nearest ZIP codes to 08604 are 08543 (Princeton, 0 miles), 08601 (Trenton, 0 miles), 08602 (Trenton, 0 miles) and 08603 (Trenton, 0 miles).