Going

CliveHi,

You can say both, but the former is more common.

Clive

Mr. Clive,

Are you sure? Because I have never ever heard anyone use:

I'm going to the optomestrist's. It's always

I'm going to the optomestrist.

I hate to question you like this, because even on google.com there's no I'm goi

I would say they are both correct and, personally, I'd use the optometrist's. It could be a regional thing. Around where I live, we would usually say it with the 's.

Chalk

American, native English speaker

CliveHi,

Maybe people don't write a lot about their trips to the optometrist?
Try to look for eg I'm going to the baker's.

Clive

What about

I'm visiting the doctor's. Or

I'm going to the doctor's.

I would use the 's on all of them because it's a shortened form of:

I'm going to the doctor's office.

The 's shows possession, whose office. We just don't actually say the word "office."

But I hear people using "I'm going to the doctor" as well. Either is correct, I believe.

You wouldn't say, "I'm visiting the doctor's." Visiting would be used for going to a

CliveHi,

I almost always say the latter.
I never say the former.

Clive

Hi experts,

What about:

I don't frequent the optometrist's. - Does this sound weird to y'all?

CliveHi,

I doubt that I will ever have a reason to say this in my whole life.

Clive

Why is that? Could you please explain. Thank you.