Originally Posted by
neil
There's lots of days I don't carry a lock (indoor secure parking at both ends), but when I do, it's generally in the outside pouch of my pannier. Not a fashion statement, just a practical way to carry it.
That works for me if I have other stuff to carry with me. If the U-lock is the only thing, I want to avoid carrying a pannier just for that. (My essentials, such as spare tubes and multi-tools, go into my saddle bag.)