Amazon.com: ESP8266 ESP-12S ESP12S A9G GSM GPRS+GPS IOT Node V1.0 Module IOT Development Board with All in one WiFi Cellular GPS Tracking : Electronics
Basics: Project 081g ESP8266 ESP-12E, NEO-6M GY-GPS6MV2 GPS, 0.96" I2C OLED - GPS data display at Acoptex.com / ACOPTEX.COM
ESP8266 GPS TRACKING SYSTEM
Blynk NEO6M GPS Locator - Projects made with Blynk - Blynk Community
GPS Interfacing with NodeMCU ESP12: Getting Location Data
NodeMCU ESP8266 12e With GPS & OLED Display : 3 Steps - Instructables