Please check via the link below

EMS : https://track.thailandpost.co.th/

RFE : https://rfe.co.th/Demo.php

Porlor : https://www.porlor.co.th/Tracking

Kerryexpress : https://th.kerryexpress.com/th/track/

J&T : https://www.jtexpress.co.th/service/track

Flashexpress : https://www.flashexpress.co.th/tools/tracking-min/