On Monday and Tuesday, five city departments will move into the new city hall at the corner of Center and Buffalo streets. The public should be advised that at some point there may be a brief interruption in phone and email service during the transition. The departments moving are the mayor's office, clerk-treasurer's office, human resources, building and planning department and wastewater payment office. Normal business will resume on Wednesday. Monday’s council meeting and the Dec. 21 Board of Works meeting will remain at the old city hall on Market Street.