Colombia’s mobile market is led by Claro, Movistar, Tigo and the fast-growing WOM, all offering solid 4G LTE across cities and tourist hubs, with 5G now live in Bogotá, Medellín, Cali, Barranquilla and Cartagena. Coverage is reliable along the main travel corridors, while the Amazon, Pacific coast and high-Andean backcountry can drop to weak signal or none. Travelers can pick up a cheap local SIM or install an international travel eSIM before they fly.
Networks & coverage
Claro has the largest and most consistent network nationwide and is the safe default for rural travel; Movistar and Tigo are strong in the major cities; WOM is the budget challenger with good urban 4G and growing 5G. 5G is concentrated in Bogotá, Medellín, Cali and the Caribbean coast cities. International eSIMs typically roam on Claro or Movistar, so in practice you ride the same towers as locals in populated areas.
eSIM or physical SIM?
A local prepaid SIM is very cheap, but by Colombian law every prepaid SIM must be registered to your name and passport number, so you buy in person and show ID. Airport kiosks charge several times the street price, so an official Claro, Movistar or Tigo store gives better value. A travel eSIM (Airalo, Holafly, Nomad, Saily) skips the paperwork entirely: install before departure, connect on landing, no passport registration desk required.
Data, calls & messaging
Travel eSIMs are data-only and WhatsApp is universal in Colombia for both calls and messaging, so a data plan plus WhatsApp covers almost everyone. A registered local Claro or Movistar SIM adds a Colombian number with cheap domestic calls and SMS, useful for booking taxis, tours and restaurants that call back. For a typical visit, a data eSIM and WhatsApp are all you need.
How much data do you need?
A week of maps, messaging and browsing fits comfortably in 3–5 GB. Two weeks with regular social media and photo uploads suits around 10 GB. Heavy streamers or remote workers should plan on 15–20 GB or an unlimited day-based plan. If you’re hopping between Bogotá, the Coffee Region and the Caribbean coast, buy a little extra upfront so you’re never hunting for a top-up.