For quite a long time Wales held the record for the longest place name with 60 characters (59 letters):
I've been there a lot, about 15 minutes from where my Grand Parents live, and where my mom was born.
Welsh people just call it Llanfair PG if I remember correctly. Well I mean I am Welsh, but I still can't say it completely lol, not fluent in the language, my mom is though. I was born in England.