Range from the cheapest replacement of a door frame £120 (Jay Property Service based in NW10) to the dearest replacement of a door frame £320 (K&T Building services LTD based in NW9).
Comparing carpenter and joiners estimates for a new door frame gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes to replace a door frame in Colindale by posting a job with HaMuch and we will send it to carpenter and joiners in Colindale.

"New door frame and doors "
HA9
"2 New door frames and 2 new doors with locks"
EDGWARE