What city is ZIP code 55010?

55010 is a Castle Rock, Minnesota ZIP code.

What county is 55010 in?

ZIP code 55010 is in Dakota County, Minnesota.

What time zone is ZIP code 55010 in?

55010 is in the Central Time zone (America/Chicago).

What area code is 55010?

Phone numbers in ZIP code 55010 use area code 651.

Can I use 55010 for a street address?

No. 55010 is only for PO Boxes. Street addresses in Castle Rock use another ZIP code.

What ZIP codes are near 55010?

The nearest ZIP codes to 55010 are 55057 (Northfield, 6.2 miles), 55065 (Randolph, 6.7 miles), 55024 (Farmington, 8 miles) and 55020 (Elko New Market, 8.6 miles).

ZIP code 55010

Where is ZIP code 55010?

Castle Rock, Minnesota

Dakota County · PO Box only ZIP code

ZIP code 55010 belongs to Castle Rock, Minnesota in Dakota County. 55010 is a PO Box only ZIP code: it is used for post office boxes at the Castle Rock post office, not for street addresses. It is in the Central Time zone and uses area code 651. The closest ZIP codes are 55057 (Northfield, 6.2 mi south), 55065 (Randolph, 6.7 mi east) and 55024 (Farmington, 8 mi north).

ZIP code	55010
Type	PO Box only (no street delivery)
Status	Active
City	Castle Rock
State	Minnesota (MN)
County	Dakota County
Time zone	Central Time · now
Area code	651
Coordinates	44.5472, -93.1531 map
3-digit prefix	550

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 55010

ZIP code	City	Distance	Type
55057	Northfield, MN	6.2 mi S	Standard
55065	Randolph, MN	6.7 mi E	Standard
55024	Farmington, MN	8 mi N	Standard
55020	Elko New Market, MN	8.6 mi W	Standard
55054	Elko New Market, MN	8.6 mi W	Standard
55044	Lakeville, MN	10.2 mi NW	Standard
55019	Dundas, MN	10.8 mi S	Standard
55031	Hampton, MN	10.9 mi E	Standard
55088	Webster, MN	11.8 mi W	Standard
55085	Vermillion, MN	12.7 mi NE	PO Box only
55018	Dennison, MN	12.8 mi SE	Standard
55068	Rosemount, MN	13.3 mi N	Standard

Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 55010 or measure the distance to another ZIP code.

How to address mail to 55010

JANE SMITH
PO BOX 123
CASTLE ROCK MN 55010

Put the city, the two-letter state code and the ZIP code on the last line. Avoid Oak Grove: USPS doesn’t recognize it as the city for this ZIP code. Adding the 4-digit ZIP+4 code (55010-XXXX) helps mail sort faster but isn’t required.

Questions

What city is ZIP code 55010?: 55010 is a Castle Rock, Minnesota ZIP code.
What county is 55010 in?: ZIP code 55010 is in Dakota County, Minnesota.
What time zone is ZIP code 55010 in?: 55010 is in the Central Time zone (America/Chicago).
What area code is 55010?: Phone numbers in ZIP code 55010 use area code 651.
Can I use 55010 for a street address?: No. 55010 is only for PO Boxes. Street addresses in Castle Rock use another ZIP code.
What ZIP codes are near 55010?: The nearest ZIP codes to 55010 are 55057 (Northfield, 6.2 miles), 55065 (Randolph, 6.7 miles), 55024 (Farmington, 8 miles) and 55020 (Elko New Market, 8.6 miles).