Located in the Central (GMT -06:00) time zone. Area code 320 serves the state of Minnesota. This area code was assigned on September 15th, 1995. On March 17th, 1996 it went into service. 320 is a General Purpose Code. Dialing pattern for local calls within the same NPA (area code) is 7D.
Information for Area Code 320
Area Code
320
Country
United States
State
Minnesota (MN)
Major City
Morris
Time Zone
Central (GMT -06:00)
Population
523,360
White Population
503,449
Black Population
3,303
Hispanic Population
10,711
Asian Population
4,051
Hawaiian Population
350
Indian Population
3,911
Other Population
4,717
Male Population
263,389
Female Population
260,842
Avg House Value
$83,033.56
Avg Household Income
$38,867.11
Avg Persons Per Household
2.58
Median Age
38.19
Median Age (Male)
37.37
Median Age (Female)
39.08
List of Cities in Area Code Overlay Complex 270
Paynesville
Madison
Maynard
Upsala
Clara City
Olivia
Hutchinson
Royalton
Morris
Holloway
Rush City
Villard
Ogilvie
Saint Joseph
Clearwater
Cokato
Prinsburg
Stewart
Wheaton
Granite Falls
Chokio
Pine City
Mc Grath
Litchfield
Little Falls
Belgrade
Glenwood
Saint Cloud
Appleton
Bird Island
Waite Park
Bruno
Browerville
Pierz
Richmond
Pennock
New London
Lester Prairie
Dassel
Swanville
Annandale
Eden Valley
Raymond
Alexandria
Cosmos
Winsted
Braham
Garfield
Hancock
Willmar
Ortonville
Howard Lake
Grey Eagle
Felton
Milaca
Onamia
Long Prairie
Isle
Dawson
Garrison
Brandon
Wahkon
Glencoe
Mora
Foley
Hector
Carlos
Watson
Grove City
Osakis
Albany
Avon
Porter
Buffalo Lake
Freeport
Melrose
Askov
Montevideo
Benson
Starbuck
Murdock
Atwater
Hoffman
Brooten
Blomkest
Maple Lake
Kensington
Yellow Medicine
Graceville
Beardsley
Cold Spring
Lake Lillian
Marietta
Clarkfield
Herman
Milan
Watkins
Sacred Heart
Cyrus
Spicer
Clear Lake
Holdingford
Randall
Silver Lake
Sauk Centre
Odessa
Hinckley
Kerkhoven
Lowry
Norcross
Burtrum
Foreston
Sandstone
Donnelly
Finlayson
South Haven
Plato
Kandiyohi
Cottonwood
Sunburg
Rice
Kimball
Buffalo
Clinton
Brownton
Renville
Danube
List of Zip Codes in Area Code 320
56304
56301
56303
56385
56387
55006
56368
55037
56267
55051
56358
56201
55063
55069
55072
56308
55355
56265
56340
56345
55735
55350
55382
56388
55370
56381
55712
56362
56243
56235
56312
56352
55302
56252
56211
56334
56316
56336
56332
56327
56276
55325
56212
55329
56450
56338
56359
56349
56274
56384
56318
56382
55321
56208
56330
55336
56373
56278
56232
56241
56215
56221
56225
55381
55312
56284
56209
55342
56273
56320
56230
56378
56367
56329
56357
56310
56347
56353
56374
55310
56289
56260
55704
56248
56251
56223
56229
55314
56244
56249
55354
55353
56277
55313
56288
56296
56228
55385
56282
56438
56364
55395
55349
56386
56315
56534
56536
56533
56342
56307
55320
56281
56226
56256
56257
56222
56350
56227
56279
55367
56240
56253
56262
55319
56449
56475
56295
55389
56285
56323
56280
56331
56319
56360
56271
56326
55358
56343
56263
56339
56216
SPs and Telephone companies in Area Code 270
Melrose Telephone Co.
Farmers Mutual Telephone Co.
Mcc Telephony Of Minnesota, Llc - Mn
Upsala Cooperative Telephone Association
New Cingular Wireless Pcs, Llc - Il
Cellco Partnership Dba Verizon Wireless - Mn
Qwest Corporation
Federated Telephone Cooperative - Mn
Hutchinson Telephone Co.
Federated Telephone Cooperative
Onvoy, Llc - Mn
Embarq Minnesota Dba Centurylink
Benton Cooperative Telephone Co.
Charter Fiberlink Cco, Llc - Mn
Citizens Telecom Co Mn-frontier Citizens Com-mn
Neutral Tandem-minnesota, Llc - Mn
Level 3 Communications, Llc - Mn
Hutchinson Telecommunications, Inc.
Nextera Communications, Llc - Mn
Consolidated Telephone Company - Mn
Enventis Telecom, Inc. - Mn
Centurytel Nw Wisconsin Llc Dba Centurylink
Integra Telecom Of Minnesota, Inc. (north) - Mn
Teleport Communications America, Llc - Mn
Frontier Communications Of Minnesota, Inc.
Mid State Tel. Co. Dba Kmp Tel. Co.
Mid-state Telephone Co.
Windstream Lakedale, Inc.
Centurytel Of Minnesota Inc Dba Centurylink
Wireless Communications Venture
Midwest Network Solutions Hub Llc
Winsted Telephone Co.
Xo Minnesota, Llc
Wh Link, Llc - Mn
Sprint Spectrum L.p.
Midcontinent Communications - Mn
Runestone Telephone Association
Gardonville Cooperative Telephone Assn.
Ymax Communications Corp. - Mn
Clara City Telephone Exchange Co.
Osakis Telephone Co.
Albany Mutual Telephone Association, Inc.
Local Access Network, Llc - Mn
Telnyx Llc
Onvoy, Llc - MN
Valley Telephone Co.
Farmers Mutual Telephone Company - Mn
Local Access Llc - Mn
Big River Telephone Company, Llc - Mn
Sacred Heart Telephone Co.
Consolidated Telephone Co.
Gardonville Cooperative Telephone Association - Mn