Area Code 218
Minnesota
Area code 218 serves Minnesota, primarily Duluth, in the Central Time (CT) time zone. It has served the region since 01-Jan-1947.
Demographics & Economics
- Total Population
- 1,319,489
- Population Density
- 17 people/sq mibelow U.S. average (U.S.: 93 people/sq mi)
- Median Household Income
- $69,455near U.S. median (U.S.: $75,144)
- Poverty Rate
- 11.9%near U.S. average (U.S.: 11.5%)
- Unemployment Rate
- 4.7%above U.S. average (U.S.: 3.6%)
- Education Attainment
- Bachelor's Degree+27.1%below U.S. average (U.S.: 33.7%)High School or Lower31.4%
Statistics are population-weighted aggregations from Census ACS 5-year estimates. Population figures are approximate — see Sources & Methodology for details on how area code populations are derived.
See how this area code compares to all US area codes in the income ranking and density ranking.
Time Zone
- Central Time (CT)
NANPA Relief Status
According to the latest NANPA analysis (July 2026), this area code is not currently listed as exhausting within the next 36 months. No relief planning is in progress for this NPA.
Source: NANPA NPA Relief Planning Reports · See all relief planning statuses
Current Time
Prefix Utilization
Geographic Coverage
State
MN
Major Cities
- Duluth
- Moorhead
- Andover
- Hibbing
- Bemidji
- Brainerd
- Fergus Falls
- Cloquet
- Big Lake
- Grand Rapids
- Hermantown
- Detroit Lakes
- East Grand Forks
- Thief River Falls
- Baxter
- Virginia
- Crookston
- International Falls
- Chisholm
- Dilworth
- Wadena
- Park Rapids
- Rice Lake
- Two Harbors
and 257 more cities
Historical Timeline of Area Code 218
Area code 218 was created on January 1, 1947, as one of the original 86 North American Numbering Plan area codes. It initially covered the northern and western two-thirds of Minnesota, with the Twin Cities region in area code 612. Over the following decades, boundary adjustments and regulatory changes reshaped the code's footprint, but 218 has never been split or overlaid, making it one of the longest-surviving original NANP codes with a continuous service history of nearly 80 years. Source: Wikipedia
Key milestones:
- January 1, 1947: Area code 218 established as one of the original 86 NANP area codes, covering the northern and western two-thirds of Minnesota. The southeastern portion including the Twin Cities remained in area code 612. Source: Wikipedia
- 1954: Boundaries redrawn to align with major toll traffic routes from the Twin Cities. Area code 507 was created from the southern portions of 218 and 612. Area code 218 was pushed to cover the northern band of the state, taking on roughly its present geographic shape. Source: TheDirectory.org
- 1990: The Northwest Angle in Lake of the Woods, the northernmost point of the contiguous United States, was transferred from Bell Canada's area code 807 /a> (Ontario) into area code 218. This boundary change completed the code's current geographic footprint. Source: Wikipedia
- 1996: Area code 320 was created from the western portion of 612, running along 218's southern border. The 218 region was unaffected due to low population density in northern Minnesota. Source: Wikipedia
- October 24, 2021: FCC Order FCC 20-100 required transition to mandatory 10-digit dialing due to the national 988 Suicide Prevention Lifeline assignment. Area code 218, along with 952, had existing 988 central office codes that conflicted with the new three-digit code. Permissive dialing began April 24, 2021. Source: FCC
- October 2024: NANPA's NPA Exhaust Analysis projected area code 218 to reach number exhaust in Q3 2030, placing it among the next single-code regions due for Minnesota PUC relief planning. Source: NANPA NPA Reports
Area code 218 remains a single-code region with no overlay currently activated or in planning. Minnesota PUC is expected to open a relief docket before the projected Q3 2030 exhaust quarter, following the same regulatory process used for the 507/924 overlay. Source: CBS Minnesota
Regulatory History
Area code 218 has been affected by two significant regulatory actions in recent years. FCC Order FCC 20-100 directly required 10-digit dialing for 218 due to the 988 Suicide Prevention Lifeline conflict, while the Minnesota PUC's 507/924 overlay process established the regulatory precedent for future 218 relief planning. Source: FCC
| Year | Event | Docket | Regulatory Action & Impact |
|---|---|---|---|
| 2020 | 988 designation and 10-digit dialing mandate | FCC 20-100 | FCC designated 988 as the nationwide 3-digit code for the National Suicide Prevention Lifeline. Area codes 218 and 952 in Minnesota had existing 988 central office codes, requiring transition to mandatory 10-digit local dialing by October 24, 2021. Source: FCC |
| 2021 | 10-digit dialing implementation schedule | PL-556 | NANPA Planning Letter PL-556 listed area codes 218 and 952 as requiring transition to mandatory 10-digit local dialing. Permissive dialing began April 24, 2021; mandatory dialing became effective October 24, 2021, ending seven-digit local calling. Source: NANPA Planning Letters |
| 2023 | 507/924 overlay approved (precedent for 218) | P-999/M-22-461 | Minnesota PUC approved the 924 overlay for area code 507, establishing the regulatory process precedent for future area code relief in Minnesota. The same process (NANPA exhaust forecast, PUC comment period, PUC order, NANPA planning letter) is expected for 218 relief before Q3 2030. Source: Minnesota PUC |
| 2023 | 507/924 overlay implementation | PL-616 | NANPA Planning Letter PL-616 implemented the 507/924 overlay approved by Minnesota PUC Order P-999/M-22-461. This demonstrated the full regulatory chain from NANPA exhaust forecast through PUC order to NANPA implementation. Source: NANPA Planning Letters |
No Minnesota PUC docket has been opened for area code 218 relief as of 2026. The PUC is expected to initiate proceedings before NANPA's projected Q3 2030 exhaust quarter, following the regulatory pathway established by the 507/924 overlay. Source: CBS Minnesota
County Coverage
Population-weighted county share based on aggregated ZCTA population (100% = total mapped population for area code 218).
| County | Population | Share |
|---|---|---|
| St. Louis, MN | 238,564 | 18.1% |
| Otter Tail, MN | 107,972 | 8.2% |
| Cass, MN | 98,584 | 7.5% |
| Crow Wing, MN | 86,793 | 6.6% |
| Clay, MN | 75,169 | 5.7% |
| Itasca, MN | 70,030 | 5.3% |
| Hubbard, MN | 68,437 | 5.2% |
| Wilkin, MN | 60,809 | 4.6% |
| Becker, MN | 58,778 | 4.5% |
| Beltrami, MN | 57,177 | 4.3% |
| Polk, MN | 55,887 | 4.2% |
| Carlton, MN | 50,120 | 3.8% |
| Wadena, MN | 33,471 | 2.5% |
| Clearwater, MN | 29,897 | 2.3% |
| Marshall, MN | 24,079 | 1.8% |
| Todd, MN | 23,324 | 1.8% |
| Aitkin, MN | 18,857 | 1.4% |
| Pennington, MN | 18,288 | 1.4% |
| Roseau, MN | 17,391 | 1.3% |
| Koochiching, MN | 17,061 | 1.3% |
| Lake, MN | 16,356 | 1.2% |
| Red Lake, MN | 15,831 | 1.2% |
| Mahnomen, MN | 13,637 | 1.0% |
| Norman, MN | 12,611 | 1.0% |
| Pine, MN | 10,739 | 0.8% |
| Douglas, MN | 8,758 | 0.7% |
| Morrison, MN | 8,402 | 0.6% |
| Grant, MN | 6,862 | 0.5% |
| Cook, MN | 5,021 | 0.4% |
| Kittson, MN | 4,957 | 0.4% |
| Lake of the Woods, MN | 4,320 | 0.3% |
| Grand Forks, ND | 572 | 0.0% |
| Walsh, ND | 572 | 0.0% |
| Traverse, MN | 163 | 0.0% |
Area Code 218 Family Tree
Area code 218 is an original area code with no splits or overlays. It has been in service since 01-Jan-1947.
Call Context
This area code spans a mix of urban centers and rural communities across MN, with Duluth as a primary city.
Nearby Area Codes
Area codes geographically closest to 218.
Other Area Codes in Minnesota
Area codes that also serve Minnesota, linked for easy comparison.