Glen Ullin North Dakota ZIP Codes
Glen Ullin holds a single ZIP code.
Every ZIP code in Glen Ullin
| ZIP code | County |
|---|---|
| 58631 | Morton County |
We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Glen Ullin codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Glen Ullin. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated . ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.
How these codes cluster
Every Glen Ullin ZIP code begins 586. Those first three digits identify the sectional center facility that processes mail for this part of North Dakota. Statewide that range covers 32 ZIP codes, so Glen Ullin accounts for 3% of it.
Every North Dakota ZIP prefix and the region it covers →
Area codes covering Glen Ullin
ZIP codes and area codes are separate systems — one routes mail, the other routes calls — and they do not share boundaries. The code below serves the same ground Glen Ullin occupies.
Glen Ullin North Dakota area codes in full →
Where Glen Ullin's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Glen Ullin
| City | Distance | ZIP codes |
|---|---|---|
| Hebron North Dakota ZIP codes | 12 mi | 1 ZIP code |
| Almont North Dakota ZIP codes | 17 mi | 1 ZIP code |
| New Salem North Dakota ZIP codes | 20 mi | 1 ZIP code |
| Richardton North Dakota ZIP codes | 24 mi | 1 ZIP code |
| Elgin North Dakota ZIP codes | 28 mi | 1 ZIP code |
| Taylor North Dakota ZIP codes | 29 mi | 1 ZIP code |
| Carson North Dakota ZIP codes | 30 mi | 1 ZIP code |
| New Leipzig North Dakota ZIP codes | 31 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.