Democratic Unionist Party councillor Ruth Patterson described the vote to remove the Union flag as "divisive, destructive and disrespectful of anything remotely Protestant, anything remotely British".
More top news
John Wombell, 58, was jailed for eight weeks after admitting making the grossly offensive call to the Broxtowe MP's office last November.
A late April chill with a cold northerly wind
Where do the Conservatives, Liberal Democrats, and Labour stand on Brexit, immigration and the idea of a second referendum?