Monthly Comets and Sky Charts
http://cometchasing.skyhound.com/

Visual Comets of the Northern Hemisphere
http://www.aerith.net/comet/future-n.html

BAA Comets in 2018
http://www.ast.cam.ac.uk/~jds/preds18

Southern Comets Homepage  Yearly Planner
http://members.westnet.com.au/mmatti/sc.htm

ALPO Comets Section
http://www.alpo-astronomy.org/

Comet Observation Database
https://cobs.si/