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|- Alabama
Mobile: Mobile Math Teachers’ Circle
- Arizona
Sierra Vista: CirculoSoAZ – Borderlands Math Teachers’ Circle
Tsaile: Navajo Nation Math Teachers’ Circle
Tucson: Tucson Math Teachers’ Circle
- California
Atascadero: North San Luis Obispo County Math Teachers’ Circle
Hayward/Lafayette: East Bay Math Teachers’ Circle
Carson: CSU Dominguez Hills Math Teachers’ Circle
Hollister: Hollister Math Teachers’ Circle
Hollister: San Benito County Math Talks
Los Angeles: University of Southern California Math Teachers’ Circle
Merced: Merced Math Teachers’ Circle
Monterey: CSU Monterey Bay Math Teachers’ Circle
Morgan Hill: Morgan Hill Math Teachers’ Circle
Palo Alto: AIM Math Teachers’ Circle – Stanford
San Bernardino: Inland Empire Math Teachers’ Circle
San Diego: San Diego Math Teachers’ Circle
San Francisco: San Francisco Math Teachers’ Circle
San Jose: AIM Math Teachers’ Circle – San Jose
Santa Cruz: Santa Cruz Math Teachers’ Circle
Stockton: San Joaquin County Math Teachers’ Circle
Sonoma: Wine Country Math Teachers’ Circle
Thousand Oaks: Thousand Oaks Math Teachers’ Circle
- Colorado
Colorado Springs: Pikes Peak Math Teachers’ Circle
Denver/Longmont: Rocky Mountain Math Teachers’ Circle
Durango: Southwest Colorado Math Teachers’ Circle
Greeley: Math Teachers’ Circle of Northern Colorado
Roaring Fork Valley: Roaring Fork Chapter of the Rocky Mountain MTC
- Connecticut
Fairfield: Fairfield County Math Teachers’ Circle
Hartford: Math Teachers’ Circle 4 Justice
New Haven: New Haven County Math Teachers’ Circle
- Florida
Boca Raton: Gold Coast Math Teachers’ Circle
Fort Meyers: Southwest Florida Math Teachers’ Circle
- Georgia
Atlanta: Intown Atlanta Math Teachers’ Circle
Kennesaw/Atlanta: Metro Atlanta Math Teachers’ Circle
Savannah: Savannah Math Teachers’ Circle
- Hawai’i
Honolulu, O’ahu: Math Teachers’ Circle of Hawai’i (MaTCH)
Kapolei, O’ahu: West O’ahu Math Teachers’ Circle
- Idaho
Boise: Boise Math Teachers’ Circle
Illinois
Chicago: Chicago Math Teachers’ Circle
Edwardsville: Great Rivers Math Teachers’ Circle
Romeoville: Southwest Chicago Math Teachers’ Circle
- Iowa
Ames: Central Iowa Middle School Math Teachers’ Circle
Des Moines: Iowa Heartland Math Teachers’ Circle
Dubuque: Dubuque Math Teachers’ Circle
Sioux Center: Northwest Iowa Math Teachers’ Circle
- Kansas
Olathe: Heartland Math Teachers’ Circle
Lawrence (Northeast Kansas): Jayhawk Math Teachers’ Circle
Salina: Central Kansas Math Teachers’ Circle
- Louisiana
Lafayette: Acadiana Math Teachers’ Circle
Shreveport: North Louisiana Math Teachers’ Circle
New Orleans: New Orleans Math Teachers’ Circle
- Maine
Falmouth/Portland: Casco Bay Math Teachers’ Circle
- Maryland
Annapolis: Annapolis Math Teachers’ Circle
- Massachusetts
Cambridge: Boston Math Teachers’ Circle (for middle school teachers)
Chestnut Hill: Math Teachers’ Circle at Boston College (for high school teachers and pre-service teachers)
Lowell: Merrimack Valley Math Teahers’ Circle
- Michigan
Detroit: Wayne County Math Teachers’ Circle
Marquette: Central Upper Peninsula Math Teachers’ Circle
Sault Ste. Marie: Eastern Upper Peninsula Math Teachers’ Circle
- Minnesota
Minneapolis/St. Paul: Twin Cities Math Teachers’ Circle
St. Cloud: Central Minnesota Math Teachers’ Circle
St. Paul: St. Paul Elementary Math Teachers’ Circle
- Mississippi
Cleveland: Mississippi Delta Math Teachers’ Circle
Gulfport: South Mississippi Math Teachers’ Circle
Jackson: Capital City Circle
- Montana
- Note: For more information about Montana’s statewide network of MTCs, please visit the Montana Math Teachers’ Circle Network or contact Ke Wu, University of Montana, at ke.wu (at) mso . umt . edu.
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Billings: Montana Math Teachers’ Circle at Billings
Great Falls: Great Falls Math Teachers’ Circle
Helena: Helena Math Teachers’ Circle
Missoula: Montana Math Teachers’ Circle at Missoula
Polson: Mission Valley Math Teachers’ Circle
- Nebraska
- Note: For more information about Nebraska’s statewide network of MTCs, please visit the Greater Nebraska Math Teachers Circle or contact Michelle Homp, University of Nebraska-Lincoln, mhomp3 (at) math . unl . edu.
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Beatrice
Bellevue
Columbus
Falls City
Fremont
Grand Island
Hastings
Holdrege
Kearney: Central Nebraska Math Teachers’ Circle
Lincoln: Lincoln Area Math Teachers’ Circle
Milford
Norfolk
North Platte
Omaha: Omaha Area Math Teachers’ Circle
Seward
Scottsbluff
Superior
Wayne: Northeast Nebraska Math Teachers Circle
- New Hampshire
Plymouth: New Hampshire Math Teachers’ Circle
- New Jersey
New Brunswick: Rutgers Math Teachers’ Circle
Toms River: Rutgers Math Teachers’ Circle at Toms River
- New Mexico
- Note: For more information about New Mexico’s statewide network of MTCs, please visit the Math Circles Collaborative of New Mexico, or contact James Taylor at jtaylor (at) mathcirclesnm . org.
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Albuquerque: Albuquerque Math Teachers’ Circle
Española: Math Teachers’ Circle of Northern New Mexico
Santa Fe: MathAmigos
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- New York
Buffalo: Buffalo Math Teachers’ Circle
Annandale-on-Hudson (Bard College): Mid-Hudson Math Teachers’ Circle
Brooklyn: Math Teachers’ Circle @ CityTech
Ithaca: Ithaca Math Teachers’ Circle
New York City: New York Math Circle
New York City: NYC Community of Adult Math Instructors
New York City: Roundtable: the MoMath Math Teachers’ Circle
Rochester: Rochester Math Teachers’ Circle
Stony Brook: Math Teachers’ Circle @Stony Brook
- North Carolina
- Note: For more information about North Carolina’s statewide network of MTCs, please visit the North Carolina Network of Math Teachers’ Circles, or contact Nathan Borchelt, Western Carolina University, at naborchelt (at) email . wcu . edu or Sloan Despeaux, Western Carolina University, at despeaux (at) email . wcu . edu.
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Asheville: Blue Ridge Math Teachers’ Circle
Boone: High Country Math Teachers’ Circle
Chapel Hill: Triangle Math Teachers’ Circle
Charlotte: Charlotte Math Teachers’ Circle
Cullowhee: Smoky Mountain Math Teachers’ Circle
Fayetteville: Sandhills Math Teachers’ Circle
Greenville: East Carolina Math Teachers’ Circle
High Point: Triad Math Teachers’ Circle
Salisbury: Central North Carolina Math Teachers’ Circle
Wilmington: Wilmington Math Teachers’ Circle
Winston-Salem: Winston-Salem Math Teachers’ Circle
- North Dakota
- Ohio
- Note: For more information about Ohio’s statewide network of MTCs, please contact Bob Klein, Ohio University, kleinr (at) ohio . edu.
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Akron: Rubber City Math Teachers’ Circle
Athens: South East Ohio Math Teachers’ Circle
Bowling Green: Black Swamp Math Teachers’ Circle
Cincinnati: Cincy Math Circle
Cleveland: Crooked River Math Teachers’ Circle
Columbus: Columbus Math Circle
Dayton: Dayton Area Math Teachers’ Circle
Toledo: Glass City Math Teachers’ Circle
Youngstown-Warren: Mahoning Valley Math Teachers Circle
- Oklahoma
- Note: For more information about Oklahoma’s statewide network of MTCs, please contact Christine Koerner, Oklahoma Department of Education, christine . koerner (at) sde . ok . gov.
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Ada: Southeast Oklahoma Math Teachers’ Circle
Edmond: Central Oklahoma Math Teachers’ Circle
Muskogee Area: Northeastern Oklahoma Math Teachers’ Circle
Oklahoma City: Oklahoma Math Teachers’ Circle Network
Stillwater: Northern Oklahoma Math Teachers’ Circle
Tulsa: Tulsa Math Teachers’ Circle
- Oregon
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Eugene: Lane Ignite Math Teachers’ Circle
Portland: Portland Math Teachers’ Circle
- Pennsylvania
Huntingdon: Math Teachers at the Center of PA
Philadelphia: Philadelphia Area Math Teachers’ Circle
Villanova: West Philadelphia Area Math Teachers’ Circle
- South Carolina
Columbia: South Carolina High Energy Math Teachers’ Circle
Conway: Coastal Carolina Math Teachers’ Circle
- South Dakota
Sioux Falls: Sioux Falls Area Math Teachers’ Circle
- Tennessee
Knoxville: Tennessee Eastern and Appalachian Math Teachers’ Circle
Nashville: Middle Tennessee Math Teachers’ Circle
- Texas
Austin: Mathematics Teachers’ Circle of Austin
College Station: Brazos Valley Math Teachers’ Circle
Corpus Christi
El Paso: El Paso Math Teachers’ Circle
Nacogdoches: East Texas Math Teachers’ Circle
Seguin: South Central Texas Math Teachers’ Circle
- Utah
Salt Lake City: Utah Teachers’ Math Circle
- Vermont
Middlebury: Middlebury Math Teachers’ Circle
- Virginia
Emory
Petersburg: Central Virginia Math Teachers’ Circle
Reston: Northern Virginia Math Teachers’ Circle
Richmond: Greater Richmond Math Teachers’ Circle
Hampton: Hampton Roads Math Teachers’ Circle
- Washington
Seattle: Seattle Math Teachers’ Circle
Tacoma: South Sound Math Teachers’ Circle
- Wisconsin
Eau Claire: Chippewa Valley Math Teachers’ Circle
La Crosse: Coulee Region Math Teachers’ Circle
Oshkosh: Oshkosh Math Teachers’ Circle
- Wyoming
Laramie: Wyoming Teachers’ Circle blog
Can’t find it? Start a Circle
Regional Networks
CA: Bay Area Teachers and Mathematicians
Website: https://www.batmath.org
Hayward/Lafayette: East Bay Math Teachers’ Circle
Hollister: San Benito County Math Talks
Monterey: CSU Monterey Bay Math Teachers’ Circle
Morgan Hill: Morgan Hill Math Teachers’ Circle
Palo Alto: AIM Math Teachers’ Circle – Stanford
San Francisco: San Francisco Math Teachers’ Circle
San Jose: AIM Math Teachers’ Circle – San Jose
Santa Cruz: Santa Cruz Math Teachers’ Circle
Stockton: San Joaquin County Math Teachers’ Circle
Sonoma: Wine Country Math Teachers’ Circle
For more information, please contact:
Elysée Wilson-Egolf
American Institute of Mathematics
e.wilson-egolf (at) protonmail.com
Southern California Math Teachers’ Circle Network
Carson: CSU Dominguez Hills Math Teachers’ Circle
Los Angeles: University of Southern California Math Teachers’ Circle
San Bernardino: Inland Empire Math Teachers’ Circle
San Diego: San Diego Math Teachers’ Circle
Thousand Oaks: Thousand Oaks Math Teachers’ Circle
For more information, please contact:
Sharon Lanaghan
CSU Dominguez Hills
slanaghan (at) csudh. edu
MT: Montana Math Teachers’ Circle Network
Website: http://hs.umt.edu/math/mtmathteacherscircle
Billings: Montana Math Teachers’ Circle at Billings
Great Falls: Montana Math Teachers’ Circle at Great Falls
Helena: Montana Math Teachers’ Circle at Helena
Missoula: Montana Math Teachers’ Circle at Missoula
Polson: Mission Valley Math Teachers’ Circle
For more information, please contact:
Ke Wu
University of Montana
ke . wu (at) mos . umt . edu
NE: Greater Nebraska Math Teachers’ Circle
Website: http://scimath.unl.edu/gnmtc/
Beatrice
Bellevue
Columbus
Falls City
Fremont
Grand Island
Hastings
Holdrege
Kearney: Central Nebraska Math Teachers’ Circle
Lincoln: Lincoln Area Math Teachers’ Circle
Milford
Norfolk
North Platte
Omaha: Omaha Area Math Teachers’ Circle
Seward
Scottsbluff
Superior
Wayne: Northeast Nebraska Math Teachers Circle
For more information, please contact:
Michelle Homp
University of Nebraska-Lincoln
mhomp3 (at) math . unl . edu.
NC: North Carolina Network of Math Teachers’ Circles
Website: https://sites.google.com/site/ncnmtc/
Asheville: Blue Ridge Math Teachers’ Circle
Boone: High Country Math Teachers’ Circle
Chapel Hill: Triangle Math Teachers’ Circle
Charlotte: Charlotte Math Teachers’ Circle
Cullowhee: Smoky Mountain Math Teachers’ Circle
Fayetteville: Sandhills Math Teachers’ Circle
Greenville: East Carolina Math Teachers’ Circle
Salisbury: Central North Carolina Math Teachers’ Circle
Wilmington: Wilmington Math Teachers’ Circle
Winston-Salem: Winston-Salem Math Teachers’ Circle
For more information, please contact:
Nathan Borchelt
Western Carolina University
naborchelt (at) email . wcu . edu
Sloan Despeaux
Western Carolina University
despeaux (at) email . wcu . edu
NM: Math Circles Collaborative of New Mexico
Website: http://www.mathcirclesnm.org
Albuquerque: Albuquerque Math Teachers’ Circle
Española: Math Teachers’ Circle of Northern New Mexico
Santa Fe: MathAmigos
For more information, please contact:
James Taylor
jtaylor (at) mathcirclesnm . org
OH: Ohio Math Teachers’ Circle Network
Akron: Rubber City Math Teachers’ Circle
Athens: South East Ohio Math Teachers’ Circle
Bowling Green: Black Swamp Math Teachers’ Circle
Cincinnati: Cincy Math Circle
Cleveland: Crooked River Math Teachers’ Circle
Columbus: Columbus Math Circle
Dayton: Dayton Area Math Teachers’ Circle
Toledo: Glass City Math Teachers’ Circle
Youngstown-Warren: Mahoning Valley Math Teachers Circle
For more information, please contact:
Bob Klein
Ohio University
kleinr (at) ohio . edu
OK: Oklahoma Math Teachers’ Circle Network
Ada: Southeast Oklahoma Math Teachers’ Circle
Edmond: Central Oklahoma Math Teachers’ Circle
Muskogee Area: Northeastern Oklahoma Math Teachers’ Circle
Oklahoma City: Oklahoma Math Teachers’ Circle Network
Stillwater: Northern Oklahoma Math Teachers’ Circle
Tulsa: Tulsa Math Teachers’ Circle
For more information, please contact:
Christine Koerner
Oklahoma Department of Education
christine . koerner (at) sde . ok . gov
International MTCs
- United Arab Emirates
Abu Dhabi: United Arab Emirates Teachers’ Math Circle