Files with tpq suffix can be found as images from TOPO! family of software from National Geographic Maps.
Software that open tpq file
TPQ file extension - TOPO!Pro map file
What is tpq file? How to open tpq files?
File type specification:
File extension tpq is mainly related to TOPO! map software from National Geographic Maps and used for one of its map image format. Probably exclusively used only in TOPO! programs.
The default software associated to open tpq file:
TOPO! State and Weekend Explorer 
Company or developer:
National Geographic Maps
TOPO! State Series and Weekend Explorer products are both Mac and PC compatible. Depending on your current version there are a variety of free and value-priced upgrades. Those seeking to use State or Weekend Explorer in conjunction with a Magellan Triton GPS will need a special version available below.
List of recommended software applications associated to the .tpq file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open tpq file, edit tpq file, convert tpq file, view tpq file, play tpq file etc. (if exist software for corresponding action in File-Extensions.org's database).
tpq file viewer - programs that view tpq file - TOPO!Pro map file
Programs supporting the exension tpq on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about TOPO! State and Weekend Explorer for view tpq file action.
