Can I load a .csv file as POI's onto my phone in any way?
In Google maps you can load a "My Places" CSV file as a layer to your maps, i prefer the iOS map, can I do the same?
iPhone 7, iOS 12
Yes there's a way. It the file type, read below:
Create a Collection
Want to keep track of all your favorite restaurants or parks? You can create a Collection so you can access the whole list at the same time. Here's how:
- Open Maps, tap New Collection, then add a name.
- Select a location, then tap the Add to button
. - Choose the collection that you want to add it to.
To see a collection you created, open Maps and tap the collection name to see the list of places. You can create as many collections as you want and add as many locations to a collection. You can also share collections with friends and family. Just tap the collection, scroll down, then tap the share icon 
.