3x01 "The Blessing Way"

• Gravel Quarry, 4892 Quarry Road, Coquitlam: Navajo Reservation, Two Grey Hills, New Mexico
• Britannia Beach: Navajo Nation, National Reservation, Two Grey Hills, New Mexico
• 1419 Pendrell Street, West End: Scully's apartment building, Georgetown [see photo 1, photo 2 at X-Town]*
• Mountain View Cemetery: Garden of Reflection, Parkway Cemetery, Boston, Massachusetts*
• 6476 Blenheim St., Corner of West 49th and Blenheim, Southlands area: Bill Mulder's house, West Tisbury, Martha's Vineyard, Massachusetts*

3x02 "Paper Clip"

• Southlands Nursery, 6550 Balaclava Street: Victor Klemper's greenhouse*
• B.C. Museum of Mining, Britannia Beach: Strughold Mining Company, Rural West Virginia [see photo]*
• The Tea Shoppe, Britannia Beach: Charlotte's Diner, Route 320A, Craiger, Maryland
• The Lynnwood Inn, 1515 Barrow Street, North Vancouver: Liquor store, The Lynnwood Inn, Southeast Washington, D.C. [see photo]*

3x03 "D.P.O."

• Capilano Village, 801 Marine Drive at Fell Avenue, North Vancouver: Video arcade, Connerville, Oklahoma [see photo]*
• Jackson Homestead, 24554 102 Ave, Albion: Oswald house and pasture, Connerville
• Ministry of Transport service road, Boundary Bay: Intersection, County Road A-7, Connerville
• Measurex Devron Inc., 500 Brooksbank Avenue, North Vancouver: Felton Community Hospital, Felton, Oklahoma

3x04 "Clyde Bruckman's Final Repose"

• Ernie's Grocery, 3599 Commercial Street: Convenience store, St. Paul, Minnesota
• 3500 block Commercial Street: Street outside of convenience store, St. Paul
• Seymour Demonstration Forest, Rice Lake: Fat little white Nazi stormtrooper, Glenview Lake, Minnesota [see map from X Marks the Spot]
• 3500-block Commercial Drive: Tarot card reader's shop, St. Paul/Minneapolis

3x05 "The List"

• Riverview Hospital, 500 Lougheed Hwy, Port Coquitlam: Eastpoint State Penitentiary, Leon County, Florida

3x06 "2 Shy"

• Versatile Pacific Shipyards: Waterfront, Cleveland, Ohio*
• 2649 Quebec Street: Virgil Incanto's building, Cleveland
• Beneath the north end of the Granville Street Bridge: Prostitute row, Cleveland*
• 10th Street, near Quebec St.: Ellen Kaminsky's apartment
• Alley between 10th and Broadway, near Quebec St.: Alley behind Ellen Kaminsky's apartment

3x07 "The Walk"

• Jean Matheson Pavilion, Vancouver Hospital/BC Children's Hospital, 855 West 12th Avenue: Army Hospital Psychiatric Ward, Ft. Evanston, Maryland
• Old Nurses Residence, Vancouver General Hospital: General Callahan's office, Ft. Evanston
• Justice Institute, 4180 West 4th Ave.: Swimming pool, Ft. Evanston Officer's Gym
• 3638 Osler Street: Callahan Residence, Rosslyn, Virginia
• Blake Hall, Justice Institute: Detention center, Ft. Evanston

3x08 "Oubliette"

• Argyle Secondary School, 1131 Frederick Road, North Vancouver: Valley Woods High School, Seattle, Washington
• A&W Restaurant, 6535 Kingsway, Burnaby: Fast food restaurant, Seattle, Washington
• B.C. Children's Hospital: University Medical Center, Seattle, Washington
• Normanna Rest Home, 7979 12th Avenue, Burnaby: Bright Angel Halfway House, Seattle
• Mount Seymour Lodge: Carl Wade's house, Easton, Washington
• 100-block 1st Street East and Lower Lonsdale, North Vancouver: Easton, Washington
• Seymour Demonstration Forest: Woods near Easton [see map from X Marks the Spot]
• Seymour Riverbank, Squamish Nation Property, 320 Seymour Blvd., North Vancouver: Riverbank near Easton

3x09 "Nisei"

• Hycroft Mansion, University Women's Club of Vancouver at Hycroft in Shaughnessy: Japanese Embassy, Washington, D.C. [photo]*
• 1420 Grand Boulevard, North Vancouver: Betsy Hagopian's house, Allentown, Pennsylvania
• Ballantyne Pier: U.S. Coastguard Headquarters, Newport News, Virginia
• Pier 94, Vancouver Drydocks, North Vancouver: Drydock, Talapus, Newport News*
• Vancouver Art Gallery: Office of Senator Richard Matheson, Washington, D.C. [see photo at X-Town]*
• North Shore Railyard: Train yard, Quinnimont, West Virginia [see photo at X-Town]*
• BC Rail Station, 1131 1st Street, North Vancouver: Northeast Rail Station, Edwards Terminal, Queensgate, OH*
• 26th St. and Bellevue Ave., West Vancouver: Pedestrian overpass, rail line, Queensgate [The number for 2595 Bellevue can clearly be seen next to where Mulder parks his car]

3x10 "731"

• Seymour Demonstration Forest: Hansen's Disease Research Facility, R.R. 214, Perkey, West Virginia [see map from X Marks the Spot]
• Sea to Sky Corridor: Northeast Rail train, rail line, near Queensgate, OH
• Porteau Cove, Squamish Highway: Train car explosion, near Blue Earth, Iowa*

3x11 "Revelations"

• St. Anselm's Church, 5210 University Boulevard, UBC: First Church of Redemption, Waynesburg, Pennsylvania [see photo at X-Town and here]
• Ridgeway Elementary School, 420 East 8th Avenue, North Vancouver: Ridgeway Elementary School, Loveland, Ohio
• Westward Inn, 19650 Fraser Highway, Langley: Westward Inn, Loveland, Ohio [see photo at Yew's X-Philes Haven and here]
• BFI Recycling Systems, 5324 Thorne Street, Burnaby: 21st Century Recycling Plant, Jerusalem, Ohio

3x12 "War of the Coprophages"

• 6351 Pearkes Drive, Terra Nova, Richmond: Bambi's cockroach house, Miller's Grove
• Clairmont Camera, North Shore Studios, North Vancouver: Hospital, Miller's Grove, Massachusetts, exterior (on TV news broadcast)
• Petro Canada, 489 North Dollarton Hwy, North Vancouver: Gas station and mini-mart, Miller's Grove
• Crane Canada, 225 North Road, Coquitlam: Alt-Fuels, Inc., Miller's Grove, interior
• Cannery Warehouse, 6741 Caribou Road, Burnaby: Alt-Fuels, Inc., exterior

3x13 "Syzygy"

• Old Cypress Mountain Quarry, Cypress Mountain, West Vancouver: Woods and cliff, Comity, Caryl County
• Ministry of Transport Service Road, Boundary Bay: Intersection, Comity city limits
• Windsor Secondary School, 931 Broadview Drive, North Vancouver: Grover Cleveland Alexander High School
• Ladner: Harvey Molitch's back yard, gravesite of Mr. Tippy
• Atlas Restaurant, 5011 48th Avenue, Ladner: Atlas Diner, Comity
• Boundary Bay Airport Mob scene, rural road, Comity

3x14 "Grotesque"

• Heritage Hall, 3102 Main Street: Heritage Hall, George Washington University Extension Program, Washington, D.C.*
• Alley at Bonanza Meat Market, 1st St and Lonsdale Ave, North Vancouver: Alley behind Heritage Hall
• B.C. Rehabilitation GF Strong Centre, 4255 Laurel Street: D.C. Correctional Complex, Lorton, Virginia
• 8355 Wiggins Road, Burnaby: 1222 South Dakota Street, Washington, D.C.

3x15 "Piper Maru"

• Charlotte Explorer, Berry Point: The Piper Maru, Pacific Ocean, Latitude 42 degrees North, Longitude 171 degrees East
• 3215 Victoria Drive, across from Trout Lake Park and Community Centre: Gauthier apartment, #64, Pacific Heights, San Francisco, CA
• Ballantyne Pier, north foot of Heatley Street: U.S. Naval Station, San Diego, CA
• Ortona Cres., Dept. of National Defence (DND) Jericho Base, 4th Avenue and Highbury Street: Miramar Naval Air Station, San Diego
• AjaTan Studios, 1600 E. Railway St., beneath the Second Narrows Bridge (north side), North Vancouver: J. Kallenchuk Salvage Brokers Ltd., 3702 Medlock Street, San Francisco, CA*
• Ballantyne Pier, Cruise Ship Facility: San Francisco International Airport [photo]*
• The Meatmarket Restaurant, 1 West Cordova Street, Gastown: Chadwicks Restaurant, #3205, Washington, D.C. [see photo at X-Town]
• Ho Ho Chop Suey, 102 East Pender Street, Chinatown: Restaurant, Hong Kong [see photo at X-Town]*
• Ballantyne Pier, Cruise Ship Facility: Hong Kong Airport [photo]*

3x16 "Apocrypha"

• Mount St. Joseph's Hospital, 3080 Prince Edward Street: Northeast Georgetown Medical Center, Washington, D.C.
• Highway 17 overpass, Delta: County Road 512, Maryland
• Robson Square, 600 Robson St.: Capitol Ice, Rockville, Maryland [see photo at X-Town and here]
• Robson Square, Howe Street at Robson Street: Mulder's car, outside the skating rink
• Stanley Park, near Lord Stanley Statue: Central Park, New York City [the lit Lord Stanley statue can be see in the background of the opening shot] [photo]
• 355 Burrard Street: Ambulance assault and foot chase [see photo at X-Town]
• Boundary Bay: Missile silos, Black Crow, North Dakota
• Stanley Park, near the Rose Garden: Melissa Scully's grave [see photo at X-Town]

3x17 "Pusher"

• False Creek Grocery, 760 West 6th Avenue: Mt. Foodmore Supermarket, Loudoun County, Virginia
• Gastown parking lot: Beltway Commuter Lot, Falls Church, Virginia
• Takaya Golf Centre, 700 Apex Ave, North Vancouver: Teetotalers Golf Driving Range & Pro Shop
• McDonald Building, [Justice Institute of BC, 4180 West 4th Ave.] : Hearing Room A, Courthouse, Loudoun County
• McDonald Building: FBI firing range
• Granville Square, 200 Granville Street:Lobby, FBI Headquarters
• St. Paul's Hospital on Burrard: Fairfax Mercy Hospital, 14500 Chain Bridge Road

3x18 "Teso Dos Bichos"

• Gravel Pit, Seymour Demonstration Forest: Teso Dos Bichos Excavation, Ecuadorian Highlands, South America [see map from X Marks the Spot]
• Riverview Hospital: Boston Museum of Natural History, Boston, Mass.

3x19 "Hell Money"

• Chinatown: Chinatown, San Francisco, CA
• W.I.S.E. Hall, 1882 Adanac Street: Meeting hall, Chinatown
• Keefer Rooms Building, 200-block Keefer Street, Chinatown: Apartment building of Hsin Shuyang and his daughter, exterior
• Ho Ho Chop Suey, 102 East Pender Street, Chinatown: Restaurant and kitchen downstairs from meeting hall, Chinatown

3x20 "Jose Chung's 'From Outer Space'"

• Main Access Road, Seymour Demonstration Forest: Klass County, Washington [see map from X Marks the Spot]
• Woodlands Hospital Site, Centre Building, 9 East Columbia St., New Westminster: Scully's motel room
• Woodlands Hospital: Autopsy room; Hospital, Klass County
• The Ovaltine Cafe, 251 East Hastings Street: Klass County Diner [photo at X-Town]

3x21 "Avatar"

• The Gerard Lounge, Sutton Place Hotel, 845 Burrard St.: Chesapeake Lounge, Ambassador Hotel, Washington, D.C. [see photo]
• 14th floor, Hotel Vancouver: Skinner's hotel room, Ambassador Hotel
• Viva Tower, Suite 1706, 1311 Howe St.: 1223 Hanover Street, Georgetown [see photo at X-Town]
• 626 Bute Street at Melville: Second District Police Station, Washington, D.C.
• 1180 Richards St.: Skinner's apartment
• The Elbow Room Cafe, 560 Davie Street: Famous Breakfast Cafe, Georgetown [see photo at X-Town]

3x22 "Quagmire"

• Pitt Lake, Pitt Meadows: Striker's Cove, Heuvelmans Lake, Blue Ridge Mountains, Georgia
• Neaves Road, Pitt Lake: County Road 33, Rigdon, Georgia
• Pitt Lake: Ted's Bait & Tackle and adjacent fishing dock, Heuvelmans Lake
• Seymour Demonstration Forest, Rice Lake: Site of Ted Bertram's hoax and demise, Heuvelmans Lake [see map from X Marks the Spot]
• Buntzen Lake, Port Moody: Site of Ansel Bray's last photo shoot [see photo at X-Town]
• BC Research Wave Tank, 3650 Wesbrook Mall, UBC: Rocky island, Heuvelmans Lake
• Buntzen Lake: Striker's Cove, Heuvelmans Lake

3x23 "Wetwired"

• Hazelgrove Farm, Ft. Langley: Orchard, Braddock Heights, Maryland
• Victory Alley, Victory Square, Gastown: Street near Capitol Building, Washington, D.C.
• 2400 Court Motel, 2400 Kingsway, rooms 274 (Scully), 127 (Mulder), and 126 (Dr. Stroman): 2400 Court Motel, Braddock Heights, Maryland [see photo]
• 3792 West 1st Ave.: Helene Riddock's house, Braddock Heights
• 1st Avenue at Highbury Street: Utility pole and street, Braddock Heights
• 6120 MacDonald St.: Safe house and execution site

3x24 "Talitha Cumi"

• A&W Restaurant, 6535 Kingsway, Burnaby: Brothers K fast food restaurant, Arlington, Virginia
• 2429 Christopherson Road, South Surrey: Mulders' summer house, Quonochontaug, Rhode Island
• Woodward's Building: Social Security Administration, Washington, D.C.
• Granville Square, 200 Granville Street: Lobby, FBI Headquarters, Washington, D.C.
• Vancouver City Hall, 453 West 12th Ave: Lobby, Social Security Administration [see photo]
• Crease Clinic, Riverview Hospital: Prison, exterior
• Parkade, Woodward's Building: Parking garage, meeting place with Mr. X
• Tolko Industries, 200 Bridge Street, North Vancouver: Bond Mill Road, off I-95