That’s never going to be the case with Kodak Gold, which is perhaps the mostgrocery storestock there is. If a place sells any film at all, there’s a good chance they’ll have this one. So if you’re in that shop anyway, nothing could be easier than just picking some up there ...
Whether Portra is in your local 1-hour photo place or pharmacy is less certain. The last time I went in mine, the only Kodak films they had were the consumer ones likeGold 200. Portra 400’s high price and those 5-roll boxes likely have something to do with this. Fear not, though....