.EST File Extension Information

What program uses .EST file extension?

Program : Streets & Trips Trip File
Program Website: Streets & Trips Trip File
Company : Microsoft
Company Website: Microsoft

Extensions starting with

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | #-0-9