There is a common forge for every crafts with the repair Lalafell next to the entrance of the city, but that one is common level.
Each guild has its one crafting support up to Master level.
I'm sorry but I don't know about any other crafting support in Ul'dah besides those.
____________________________"Maybe it means: you're the evil man, and I'm the righteous man, and Mr. Nine-millimeter here, he's the shepherd protecting my righteous *** in the Valley of Darkness."
- Jules. FFXIV: Mabel Rand (Gugnir)
FFXI: Kenage, retired.