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Where 55603 is
Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.
- 🔢 Type 55603 into a pocket calculator and turn it upside down: EOgSS — not quite a word, sorry.
- ➕ 55603 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 19, a total 2,454 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1101100100110011 - 🏠 Its numerical neighbours: 55602 (Brimson, MN, 38 mi away) and 55604 (Grand Marais, MN, 41 mi away).
- 🔄 Backwards, 55603 becomes 30655 — and that is a real ZIP code: Monroe, GA, 1,029 miles away.
- 👥 31 other ZIP codes are made of exactly the same digits (05356, 05653, 06355, 06535, 30565, 30655, …). The farthest-flung twin is 36505 in Axis, AL, 1,159 miles away.
- 🧭 Farther north than 96% of all ZIP codes, and farther west than 59%.
- 🎯648 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 55603 and you would come out at 47.55°S, 88.79°E — 858 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 59m of daylight. Shortest: 8h 26m.
- 📏 At 308.2 square miles of land, 55603 is bigger than 95% of ZIP codes — room for about 234 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 490This ZIP490 |
|---|---|
| Households | 251This ZIP251 |
| Housing units | 416This ZIP416 |
| Median age | 54.7This ZIP54.7Minnesota38.8US 38.9 |
| Median household income | $61,875This ZIP$61,875Minnesota$89,062US $80,734 |
| Median home value | $216,700This ZIP$216,700Minnesota$329,300US $332,700 |
| Median gross rent | $675This ZIP$675Minnesota$1,280US $1,413 |
| Bachelor's degree or higher | 15.9%This ZIP15.9% |
| Mean commute | 28.9 minThis ZIP28.9 min |
| Population density | 1.6 / sq miThis ZIP1.6 / sq mi |
Business and tax activity
| Business establishments | 25This ZIP25 |
|---|---|
| Employees | 244This ZIP244 |
| Annual payroll | $8,092,000This ZIP$8,092,000 |
| Tax returns filed | 260This ZIP260 |
| Total adjusted gross income | $15,126,000This ZIP$15,126,000 |
Land area
| Land area | 308.20 sq miThis ZIP308.20 sq mi |
|---|---|
| Water area | 9.47 sq miThis ZIP9.47 sq mi |
Other place names in 55603
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 55603
| ZIP | City | Distance |
|---|---|---|
55613 | Schroeder, MN | 10.4 mi |
55607 | Isabella, MN | 14.6 mi |
55614 | Silver Bay, MN | 16.4 mi |
55615 | Tofte, MN | 21.4 mi |
55601 | Beaver Bay, MN | 23.0 mi |
55612 | Lutsen, MN | 28.5 mi |
55616 | Two Harbors, MN | 30.7 mi |
55750 | Hoyt Lakes, MN | 35.4 mi |
55706 | Babbitt, MN | 37.2 mi |
55602 | Brimson, MN | 37.6 mi |
Find every ZIP code within 10 miles of 55603 →
Questions about this ZIP code
Where is ZIP code 55603?
55603 is in Finland, Minnesota, in Lake County. Its published point location is 47.5508, -91.2064.
What county is 55603 in?
55603 lies in Lake County.
What area code is 55603?
Finland uses area code 218, from NANPA's telephone records.
What time zone is 55603 in?
55603 uses America/Chicago.
How many people live in 55603?
About 490 people live in ZIP code 55603, in 251 households, at 1.6 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.
What is the median household income in 55603?
$61,875 a year, against $89,062 across Minnesota.
What ZIP codes are near 55603?
The closest are 55613 (10.4 mi), 55607 (14.6 mi), 55614 (16.4 mi), 55615 (21.4 mi) and 55601 (23 mi).
Is 55603 a PO Box ZIP code?
55603 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “55603 ZIP Code — Finland, Minnesota (Lake County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/55603
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/55603.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.