As of 2022 all remaining ThinkGeek stores have closed, except for the location in Manhattan, NY (which is on the basement level of store #1363, and isn't listed as a separate store).
2879 - Arkadelphia, AR - Arkadelphia Plaza, 112 W.P. Malone Dr.
3324 - Siloam Springs, AR - 3195 Hwy. 412 E
2808 - Nogales, AZ - Nogales Plaza, 354 N. Grand Court Plz.
3060 - Calexico, CA - Crossroads Plaza, 1113 Imperial Ave. W
3897 - Fontana, CA - Cardenas Marketplace, 16232 Foothill Blvd.
7744 - Fresno, CA - Marketplace @ El Paseo, 6733 N. Riverside Dr.
2368 - Irvine, CA - The Crossroads, 3972 Barranca Pkwy.
2631 - La Crescenta, CA - The Marketplace, 2633 Foothill Blvd.
5268 - La Mesa, CA - Grossmont Plaza, 5454 Grossmont Center Dr.
5434 - Oxnard, CA - Centerpoint Mall, 2655 Saviers Rd.
6323 - San Diego, CA - Balboa Mesa S.C., 5665 Balboa Ave.
4279 - San Rafael, CA - Northgate Mall, 5800 Northgate Mall # 106
3046 - La Junta, CO - La Junta S.C., 7 Conley Rd.
3784 - Branhaven, CT - Branhaven Plaza, 1060 W. Main St.
4717 - Fairfield, CT - Black Rock S.C., 2285 Black Rock Turnpike
2466 - Wilmington, DE - F&N S.C., 2074 Naamans Rd.
9127 - Clearwater, FL (ThinkGeek) - Countryside Mall, 27001 US Hwy. 19 N
6646 - Winter Garden, FL - Winter Garden Village, 3119 Daniels Rd.
494 - Winter Springs, FL - Willa Springs Village 5701 Red Bug Lake Rd.
9113 - Buford, GA - Mall Of Georgia, 3333 Buford Dr. (ThinkGeek)
5990 - Cumming, GA - Avenue At South Forsyth, 410 Peachtree Pkwy.
9112 - Kennesaw, GA - Town Center At Cobb, 400 E. Barrett Pkwy. (ThinkGeek)
3803 - LaGrange, GA - LaGrange Mall, 1501 Lafayette Pkwy.
4852 - Peachtree City, GA - Avenue At Peachtree, 205 City Circle
9126 - Savannah, GA - Oglethorpe Mall, 7804 Abercorn Ext. (ThinkGeek)
1831 - Dededo, GU - Micronesia Mall, 1088 W. Marine Dr.
2834 - Hagatna, GU - Agana S.C., 302 S. Rt. 4
7797 - Honolulu, HI - International Market, 2330 Kalakaua Ave.
3300 - Storm Lake, IA - Storm Lake Plaza, 111 Sale Barn Rd.
1685 - Chicago, IL - Chatham Village, 8546 S. Cottage Grove Ave.
9138 - Fort Wayne, IN - Glenbrook Square, 4201 Coldwater Rd. (ThinkGeek)
9120 - Greenwood, IN - Greenwood Park, 1251 Rt. 31 N (ThinkGeek)
9119 - Indianapolis, IN - Castleton Square Mall, 6020 E. 82nd St. (ThinkGeek)
4945 - Louisville, KY - Park Place, 8800 Dixie Hwy.
262 - Bossier City, LA - Pierre Bossier Mall, 2950 E. Texas St. #102
2447 - Beverly, MA - North Beverly Plaza, 43 Dodge St.
6306 - Boston, MA - Downtown Crossing, 40 Winter St.
6762 - Mountain Home, ID - Shops @ Mountain, 2680 American Legion Blvd.
5337 - Baltimore, MD - Centre Court, 3755 Old Court Rd
735 - Forestville, MD - Penn Mar S.C., 2950 Donnell Dr.
6689 - Lewistown, MD - Clemson Corner, 7820 Wormans Mill Rd.
6638 - Mount Airy, MD - Mt. Airy S.C., 307 E. Ridgeville Rd.
535 - Brooklyn Center, MN - Shingle Creek S.C., 6068 Shingle Creek Pkwy.
6637 - Grand Rapids, MN - Pine Tree Plaza, 3150 S. Pokegama Ave.
5536 - Oak Park Heights, MN - Shoppes @ Oak Park Hgts., 13321 60th St. N
968 - St. Paul, MN - Midway S.C., 1484 University Ave. W
7703 - Maryville, MO - Mary Mart, 1410 S. Main St
5286 - St. Louis, MO - MLK Plaza, 3627 Page Blvd.
5575 - Cleveland, MS - Cleveland Commons, 602 N. Davis Ave
259 - Asheville, NC - Asheville Mall, 3 S. Tunnel Rd
50 - Durham, NC - Northgate Shopping Mall, 1058 W. Club Blvd.
5917 - Holly Springs, NC - Shoppes @ Holly Springs, 7220 G.B. Alford Hwy.
9107 - Raleigh, NC - Crabtree Valley Mall, 4325 Glenwood Ave. (ThinkGeek)
179 - Omaha, NE - Oakview Mall, 3001 S. 144th St.
4948 - Garwood, NJ - Garwood Mall, 300 South Ave.
2512 - Mount Laurel, NJ - Centerton Square, 26 Centerton Rd.
7618 - Newark, NJ - 179 Ferry St.
6489 - West Orange, NJ - Essex Green, 495 Prospect Ave.
3221 - Reno, NV - Summit Sierra, 13987 S. Virginia
6068 - Sparks, NV - Legends At Sparks Marina, 1565 E. Lincoln Way
1594 - Hempstead, NY - The Hub, 166 Fulton Ave.
7803 - Manhattan, NY - 1909 3rd Ave.
1479 - Cleveland, OH - Tower City Center, 230 W. Huron Rd. #72
5244 - Delaware, OH - Delaware Community Plaza, 1800 Columbus Pike
4551 - Bartlesville, OK - Washington Park Mall, 2350 SE Washington Blvd. #406
5288 - Oklahoma City, OK - Rockwell Plaza, 8531 N. Rockwell Ave.
9122 - Oklahoma City, OK - Penn Square Mall, 1901 NW Expwy. #2007 (ThinkGeek)
4520 - Tulsa, OK - Tulsa Promenade Mall, 4107 S. Yale Ave. #227
9111 - Tulsa, OK - Woodland Hills Mall, 7021 S. Memorial Dr. (ThinkGeek)
9139 - Happy Valley, OR - Clackamas Town Mall, 12000 SE 82nd Ave. (ThinkGeek)
4622 - Salem, OR - Lancaster Mall, 831 Lancaster Dr. NE #27
5510 -Sherwood, OR - Langer Farms, 21155 SW Baler Way
3190 - Bethel Park, PA - Bethel Park S.C., 5055 Library Rd.
6496 - Hamburg, PA - 1740 Tilden Ridge Dr.
6571 - Kittanning, PA - 6 Hilltop Plaza
6918 - Aberdeen, SD - 3828 7th Ave. SE
2832 - Lexington, TN - Lexington S.C., 541 W. Church St.
9104 - Arlington, TX - Parks At Arlington, 3811 S. Cooper St. (ThinkGeek)
9137 - Austin, TX - Barton Creek Square, 2901 Capitol of Texas Hwy. (ThinkGeek)
1348 - Beaumont, TX - Parkdale Mall, 128 Parkdale Mall Rd.
9136 - El Paso, TX - Cielo Vista Mall, 8401 Gateway Blvd. (ThinkGeek)
9143 - Fort Worth, TX - Hulen Mall, 4800 S. Hulen St. (ThinkGeek)
9106 - Friendswood, TX - Baybrook Mall, 500 Baybrook Mall (ThinkGeek)
5484 - Gainesville, TX - Grand Corners, 1501 W. Grand Ave.
1767 - Houston, TX - Northbrook Center, 5240 W. 34th St.
2419 - Houston, TX - Fiesta Plaza, 9415 Mesa Dr.
9135 - Houston, TX - Willowbrook Mall, 2000 Willowbrook Mall (ThinkGeek)
9105 - Humble, TX - Deerbrook Mall, 20131 Hwy. 59 N (ThinkGeek)
6779 - Jasper, TX - Jasper Crossing, 850 W. Gibson St.
9147 - Laredo, TX - Mall Del Norte, 5300 N. San Dario Dr. (ThinkGeek)
6980 - Liberty, TX - Liberty S.C., 2003 Hwy. 146 Bypass
2667 - McAllen, TX - Trenton Crossing, 7600 N. 10th St.
6129 - McAllen, TX - Palms Crossing, 3300 W. Expressway 83
9146 - McAllen, TX - La Plaza Mall, 2200 S. 10th St. (ThinkGeek)
5036 - N. Richland Hills, TX - Davis Towne Crsg., 8528 Davis Blvd.
7754 - Plano, TX - Legacy Drive Village, 7000 Independence Hwy.
5483 - Rio Grande City, TX - Ringgold Corners S.C., 4570 E. Hwy. 83
9110 - San Antonio, TX - North Star Mall, 7400 San Pedro Ave. (ThinkGeek)
9125 - San Antonio, TX - Ingram Park Mall, 6301 NW Loop 410 (ThinkGeek)
708 - Sugar Land, TX - Market At Town Center, 2571 Town Center Blvd.
9109 - Sugar Land, TX - First Colony Mall, 16535 Southwest Fwy. (ThinkGeek)
5194 - Victoria, TX - Victoria Corners, 8902 N. Navarro St.
3087 - Brigham City, UT - 855 West 1100 South
1578 - Burke, VA - Burke Center, 5749 Burke Center Pkwy.
6275 - Chesapeake, VA - Great Bridge S.C., 237 S. Battlefield Blvd.
5317 - Reston, VA - Northpoint Village, 1468 N. Point Vill. Ctr.
2797 - Stafford, VA - Stafford Marketplace, 1495 Stafford Mktpl.
720 - Issaquah, WA - Pickering Square, 1802 12th Ave. NW
9140 - Lynnwood, WA - Alderwood Mall, 3000 18th St. SW (ThinkGeek)
5889 - Omak, WA - Omak Center, 903 Engh Rd.
6767 - Richland, WA - Vintner Square, 2729 Queensgate Dr.
6960 - Seattle, WA - Broadway Building, 1620 Broadway
9124 - Tacoma, WA - Tacoma Mall, 4502 S Steel St. #486A (ThinkGeek)
6924 - Marshfield, WI - Marshfield Centre, 1827 N. Central Ave.
6246 - Oak Creek, WI - Oak Creek Center, 8171 S. Howell Ave.
6959 - Tomah, WI - 224 W. McCoy Blvd.
5907 - Laramie, WY - 1730 E. Grand Ave.