Amazon.com: EXVIST 4G LTE USB Dongle W/EG25-G LCC IoT/M2M-optimized LTE Cat 4 Module SIM Card Slot GPS for Global : Electronics
SIM808 GSM + GPRS + GPS Cellular Module : ID 2637 : $29.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Elecrow Crowtail Sim808 Module Gprs Gsm Gps Development Board Gsm And Gps Two-in-one Function Module With A 3.7v Lithium Battery - Integrated Circuits - AliExpress
SIM808 GPRS/GSM+GPS Shield v1.1 - Elecrow
Location Tracking Using Neo 6M GPS and SIM800 GSM Module - Hackster.io
Crowtail-SIM-A7670E 4G Module GPS Breakout Board support GPS/GLONASS/BDS
SIM868 Development Board GSM / GPRS / Bluetooth / GPS Module with MICRO SIM Port | eBay