• Anime Expo – Los Angeles, California (USA)
• CONvergence – Bloomington, Minnesota (USA) – (Primarily a Science Fiction Convention)
• Gen Con Australia – Brisbane, Queensland (Australia) – (Primarily a Game Convention)
• PortConMaine – Portland, Maine (USA)

July 5, 2008

• Chibicon – Utrecht, Netherlands (Site language is Dutch with some English)

July 5 – 6, 2008

• AniMex – Monterrey, NL (Mexico) (Site language is Spanish)
• Mecra Summer – Taipei, Taiwan (Site language is Chinese)

July 10 – 13, 2008

• Portus 2008 – Dallas, Texas (USA) – (Primarily a Harry Potter Convention)

July 11 – 13 & 16 – 20, 2008

• Anime Friends – São Paulo, Brazil (Site language is Portuguese)

July 12 – 13, 2008

• Anime TuCon – Tucson, Arizona (USA)

July 18 – 20, 2008

• AniMix – Killeen, Texas (USA) Note: This is their inaugural Con.
• Daigacon – Bowling Green, Kentucky (USA) Note: This Con has been postponed.
• Ikasucon – Fort Wayne, Indiana (USA)
• Metrocon – Tampa, Florida (USA)

July 19, 2008

• DC Anime Cosplay Party 2008 – Silver Spring, Maryland (USA) – (This is a cosplay event)

July 19 – 20, 2008

• WonderFest – Louisville, Kentucky (USA) – (Primarily a Model and Toy Convention)

July 24 -27, 2008

• Comic-Con International: San Diego – San Diego, California (USA) – (Primarily a Comics Convention)

July 25 – 27, 2008

• Ai-Kon – Winnipeg, Manitoba (Canada)
• Animecon – São Paulo, Brazil (Site language is Portuguese)
• Fieldcon – Morgan County, Ohio (USA) – (This is an outdoor Convention and Camp-out)
• MACOnvention – Leonding, Austria (Site language is German)

July 25 – 28, 2008

• Tokonatsu – Milton Bryan, England (UK) – (This is an outdoor Convention and Camp-out)

July 26 – 27, 2008

• Animecon – Tampereen, Finland (Site language is Finnish)
• AVCon – Adelaide, South Australia (Australia)
• Otakuthon – Montreal, Quebec (Canada) (Site languages are French and English)

August 1 – 3, 2008

• AnimagiC – Bonn, Germany (Site language is German)
• Animatsuri – Warsaw, Poland (Site language is Polish)
• ConnectiCon – Hartford, Connecticut (USA)
• Convencion Avalancha – Caracas, Venezuela (Site language is Spanish)
• Fandemonium – Nampa, Idaho (USA) – (Primarily a Science Fiction Convention)
• Kakkoi|con – Minneapolis, Minnesota (USA)
• Matsuri Con – Herning, Denmark (Site language is Danish) – Note: I believe the site says the Con has been cancelled for this year
• MechaCon – Lafayette, Louisiana (USA)
• Tokyo In Tulsa – Tulsa, Oklahoma (USA)
• Yasumicon – Miami, Florida (USA)

August 2, 2008

• ACG Egg – Taipei, Taiwan (Site language is Chinese)
• Auto Assembly – Birmingham, England (UK) – (Primarily a Transformers Convention)
• SMASH! Sydney Manga and Anime Show – Sydney, New South Wales (Australia)
• OtakuOmaha – Omaha, Nebraska (USA)
• Sci-Fi Summer – Marietta, Georgia (USA) – (Primarily a Science Fiction Convention)

August 2 – 3, 2008

• Ancient City Con – Jacksonville, Florida (USA)
• Ani-Jam – Fresno, California (USA)

August 3, 2008

• Zuiichi – Vancouver, Washington (USA) – (Primarily a Japanese culture event)

August 6 – 10, 2008

• World Science Fiction Convention – Denver, Colorado

August 8 – 10, 2008

• Amecon – Leicester, England (UK)
• Animethon – Edmonton, Alberta (Canada)
• Otakon – Baltimore, Maryland (USA)
• San Japan – San Antonio, Texas (USA)

August 9, 2008

• JAMMCon – Port Huron, Michigan (USA) – Note: Con has been cancelled
• Kin-Yoobi Con – Hayward, California (USA)

August 14 – 17, 2008

• Gen Con Indy – Indianapolis, Indiana (USA) – (Primarily a Gaming Convention)
• Anime Festival Orlando – Orlando, Florida (USA)
• Anime Festival Wichita – Wichita, Kansas (USA)
• AnimeIowa – Coralville, Iowa (USA)
• AniMiniCon – Charlton, Massachusetts (USA) – Note: The event is the last one listed on the website
• Comic Market (aka Comiket) – Tokyo, Japan (Site language is Japanese with some English)
• MahouCon – Huntington Beach, California (USA) – Note: The Con has been postponed.

August 22 – 24, 2008

• Anime Evolution – Burnaby, British Columbia (Canada)
• Fan Expo Canada – Toronto, Ontario (Canada)
• MatsuriCon – Worthington, Ohio (USA)

August 22 – 25, 2008

• PierniCON – Torun, Poland (Site language is Polish)

August 23 – 24, 2008

• Erie Anime Experience – Erie, Pennsylvania

August 28 – 29, 2008

• Kita-Kon – Thunder Bay, Ontario (Canada)

August 28 – 31, 2008

• Gen Con UK – Berkshire, England (UK) – (Primarily a Gaming Convention)

August 29 – 31, 2008

• AniNite – Vienna, Austria (Site language is German)
• Penny Arcade Expo – Seattle, Washington (USA) – (Primarily a Gaming Convention)
• Sac-Anime – Sacramento, California (USA)

August 30 – 31, 2008

• C3xHobby – Chiba City, Japan (Site language is Japanese) – (Primarily a Mecha Event)

August 30, 2008

• Summer Matsuri – Salem, New Hampshire (USA) – Note: This is a re-scheduled event.

August 29 – September 1, 2008

• AnimeFest – Dallas, Texas (USA)
• Con-X-treme – San Mateo, California (USA)
• Dragon*Con – Atlanta, Georgia (USA) – (Primarily a Science Fiction Convention)

August 30 – September 1, 2008

• Anime Vegas – Las Vegas, Nevada (USA)
• Kumoricon – Portland, Oregon (USA)

• A-Kon – Dallas, Texas (USA)
• Epitanime – Paris, France (Site language is French)
• Wizard World Philadelphia – Philadelphia, Pennsylvania (USA) — (Primarily a Comics Convention)

June 6 – 8, 2008

• KnoxCon – Gambier, Ohio (USA)
• OMG!!!con – Paducah, Kentucky (USA)
• OtakuOmaha – Omaha, Nebraska (USA)
• Sci-Fi Summer – Marietta, Georgia (USA) — (Primarily a Science Fiction Convention)

June 13 – 15, 2008

• Anime Mid-Atlantic – Virginia Beach, Virginia (USA)
• El Paso Anime Con – El Paso, Texas (USA)

June 14, 2008

• Assimilation – Kissimmee, Florida (USA) — (Primarily a Science Fiction Convention)

June 20 – 22, 2008

• AnimeNEXT – Secaucus, New Jersey (USA)
• Nicon – Hanover, Germany (Site language is German)
• Supanova Pop Culture Expo – Sydney, New South Wales (Australia)
• Yaoi Jamboree – Glendale, Arizona (USA)

June 21, 2008

• Summer Matsuri – Salem, New Hampshire (USA) — (This is a Mini-Con sponsored by Another Anime Convention)
• TFcon Toronto – Toronto, Ontario (Canada) — (This is a Toy Show/Convention)

June 21 – 22, 2008

• AnimeNeves – Ribeirão das Neves, MG (Brazil) (Site language is Portuguese) Note: I believe the site says that the Con has been postponed.
• JAFAX – Allendale, Michigan (USA)

June 25 – 29, 2008

• Origins Game Fair – Columbus, Ohio (USA) — (Primarily a Game Convention)

June 26 – 29, 2008

• Cleveland Colossal Convention – Beachwood, Ohio (USA)
• Wizard World Chicago – Rosemont, Illinois (USA) — (Primarily a Comics Convention) Note: Wizard World Chicago will present the world premiere of Batman Gotham Knight for an evening presentation on June 28, 2008.

June 27 – 29, 2008

• PersaCon – Huntsville, Alabama (USA)
• Supanova Pop Culture Expo – Perth, Western Australia (Australia)

June 27 – 30, 2008

• Gathering of the Gargoyles – Evanston, Illinois (USA) — (A special Con dedicated to the memory of the Gargoyles animated series)

June 28 – 29, 2008

• Made in Japan – Wiener Neustadt, Austria (Site language is German)

• Northern Anime Festival – Oshawa, Ontario (Canada)

July 3 – 6, 2008

• Anime Expo – Los Angeles, California (USA)
• CONvergence – Bloomington, Minnesota (USA) — (Primarily a Science Fiction Convention)
• Gen Con Australia – Brisbane, Queensland (Australia) — (Primarily a Game Convention)
• PortConMaine – Portland, Maine (USA)

July 5 – 6, 2008

• AniMex – Monterrey, NL (Mexico) (Site language is Spanish)
• Mecra Summer – Taipei, Taiwan (Site language is Chinese)

July 10 – 13, 2008

• Portus 2008 – Dallas, Texas (USA) — (Primarily a Harry Potter Convention)

July 12 – 13, 2008

• Anime TuCon – Tucson, Arizona (USA)

July 17 – 20, 2008

• Anime Friends – São Paulo, Brazil (Site language is Portuguese)

July 18 – 20, 2008

• AniMix – Killeen, Texas (USA) Note: This is their inaugural Con.
• Daigacon – Bowling Green, Kentucky (USA) Note: This Con has been postponed.
• Ikasucon – Fort Wayne, Indiana (USA)
• Metrocon – Tampa, Florida (USA)

July 19, 2008

• DC Anime Cosplay Party 2008 – Silver Spring, Maryland (USA) — (This is a cosplay event)

July 19 – 20, 2008

• WonderFest – Louisville, Kentucky (USA) — (Primarily a Model and Toy Convention)

July 24 -27, 2008

• Comic-Con International: San Diego – San Diego, California (USA) — (Primarily a Comics Convention)

July 25 – 27, 2008

• Ai-Kon – Winnipeg, Manitoba (Canada)
• Animecon – São Paulo, Brazil (Site language is Portuguese)
• MACOnvention – Leonding, Austria (Site language is German)

July 25 – 28, 2008

• Tokonatsu – Milton Bryan, England (UK) Note: This is an outdoor (camping) festival.

July 26 – 27, 2008

• Animecon – Tampereen, Finland (Site language is Finnish)
• AVCon – Adelaide, South Australia (Australia)
• Otakuthon – Montreal, Quebec (Canada) (Site languages are French and English)