Do not panic
Staying relaxed in such situations is the most important thing. If you panic, you will find it difficult to locate the cat. So, make sure that your nerves are under control and then start looking into the house.
Make sure that the cat is in the house
Before you start searching the cat, make sure that the cat is actually inside the house. You can look for a few clues, which will help you making this decision. For example, if the house is locked and there is no way out for your pet, then it is definitely hiding somewhere inside.
Trace the steps
There might be a few traces left by your cat, so try following them to find out where it is hiding.
Call your cat
Try calling your cat with the name you have given to it, and this could be the easiest solution of all. However, it will not come out, if something scared it away.
If you don’t see any solution to finding your cat, get help from the local animal control authorities. The experts are certainly aware of how to find a lost pet.