The clog is not fully cleared, just pushed through
A plunger or a short cable often breaks a clog apart enough for water to pass, without removing what has built up along the pipe walls. That residue becomes the starting point for the next clog, usually within days or weeks.
A partial pipe defect is catching debris
A slight sag in the line, a rough joint, or a section where roots have begun intruding can act like a snag point, catching hair, grease or debris every time, even after a full cleaning. A camera inspection can confirm whether that is what is happening in your line.
The habit causing it has not changed
If the same fixture clogs repeatedly — a kitchen sink, for example — grease or food debris going down that drain regularly is often the simplest explanation. Professional cleaning resets the pipe, but it will not stop a clog caused by an ongoing habit.
When it is worth a full professional cleaning
If you have plunged or snaked the same spot more than twice in a few months, it is a sign the underlying buildup was never fully removed. A thorough mechanical or hydro jetting service clears the full diameter of the pipe rather than just punching a hole through the middle of it.
Call for a written quote on a recurring clog.
See: Drain cleaning in Long Beach, Drain camera inspection in Long Beach.

Want a figure on it?
The rate before we travel, and a fixed figure in writing before any work starts.
