| 4,051 | firemyspirit.ca | — | keyword | 1/11 |
| 4,052 | firmmortgages.ca | Finance / banking / insurance | keyword | 1/11 |
| 4,053 | firstchoicewebdesign.ca | Tech / SaaS / AI / electronics | keyword | 1/11 |
| 4,054 | firstcoursenl.ca | — | | 1/11 |
| 4,055 | firstcutlandscaping.ca | General services (cleaning, plumbing, contractors) | | 1/11 |
| 4,056 | firstnationautoloans.ca | Automotive | keyword | 1/11 |
| 4,057 | firstslave.ca | — | keyword | 1/11 |
| 4,058 | fisherflair.ca | — | keyword | 1/11 |
| 4,059 | fit-collective.ca | Fitness / sports / outdoor | keyword | 1/11 |
| 4,060 | fitlinefitness.ca | Fitness / sports / outdoor | keyword | 1/11 |
| 4,061 | fitnessplatinum.ca | Fitness / sports / outdoor | keyword | 1/11 |
| 4,062 | fitwc.ca | Fitness / sports / outdoor | brandable | 1/11 |
| 4,063 | fixfondation.ca | General services (cleaning, plumbing, contractors) | keyword | 1/11 |
| 4,064 | fixithandymanservices.ca | General services (cleaning, plumbing, contractors) | keyword | 1/11 |
| 4,065 | flamencomontreal.ca | Entertainment / media / arts | keyword | 1/11 |
| 4,066 | flexwireless.ca | Tech / SaaS / AI / electronics | keyword | 1/11 |
| 4,067 | flightcollegecanada.ca | Education / training / coaching | | 1/11 |
| 4,068 | flightinstitute.ca | Education / training / coaching | keyword | 1/11 |
| 4,069 | flightschoolcanada.ca | Education / training / coaching | keyword | 1/11 |
| 4,070 | floorplanpros.ca | General services (cleaning, plumbing, contractors) | keyword | 1/11 |
| 4,071 | floorscanada.ca | Home / garden / decor / DIY | keyword | 1/11 |
| 4,072 | floracase.ca | Home / garden / decor / DIY | keyword | 1/11 |
| 4,073 | floraltheory.ca | — | keyword | 1/11 |
| 4,074 | floristburlington.ca | Retail / e-commerce / shop | geo | 1/11 |
| 4,075 | flowattitude.ca | Fitness / sports / outdoor | keyword | 1/11 |
| 4,076 | flowcare-pro.ca | Healthcare / medical / mental health | keyword | 1/11 |
| 4,077 | flowwindowcleaning.ca | General services (cleaning, plumbing, contractors) | niche | 1/11 |
| 4,078 | flyingfalcongolf.ca | Fitness / sports / outdoor | niche | 1/11 |
| 4,079 | footballerathletics.ca | Fitness / sports / outdoor | keyword | 1/11 |
| 4,080 | forbiddenmagic.ca | Entertainment / media / arts | keyword | 1/11 |
| 4,081 | fordextendedwarranty.ca | Automotive | keyword | 1/11 |
| 4,082 | fortuo.ca | — | brandable | 1/11 |
| 4,083 | forumfedblog.ca | Entertainment / media / arts | keyword | 1/11 |
| 4,084 | forwardmedium.ca | Tech / SaaS / AI / electronics | keyword | 1/11 |
| 4,085 | forwardoffroad.ca | Fitness / sports / outdoor | keyword | 1/11 |
| 4,086 | fosonbeyond.ca | — | keyword | 1/11 |
| 4,087 | fostercounselling.ca | Healthcare / medical / mental health | keyword | 1/11 |
| 4,088 | fournectars.ca | Food / restaurant / beverage | keyword | 1/11 |
| 4,089 | fourpercentrealestate.ca | Real estate / housing / mortgage | niche | 1/11 |
| 4,090 | franciscomejia.ca | — | | 1/11 |
| 4,091 | francosonie.ca | — | brandable | 1/11 |
| 4,092 | franktancredi.ca | — | brandable | 1/11 |
| 4,093 | fraservalleysafes.ca | General services (cleaning, plumbing, contractors) | geo | 1/11 |
| 4,094 | fredericmirindi.ca | — | keyword | 1/11 |
| 4,095 | freenumberforlife.ca | — | keyword | 1/11 |
| 4,096 | frenchiecouture.ca | Beauty / cosmetics / salon | keyword | 1/11 |
| 4,097 | freshlyproduce.ca | Food / restaurant / beverage | keyword | 1/11 |
| 4,098 | freybike.ca | Automotive | keyword | 1/11 |
| 4,099 | freybikes.ca | Automotive | keyword | 1/11 |
| 4,100 | freybikescanada.ca | Automotive | niche | 1/11 |