Afghan Wireless, Roshan, Etisalat Afghanistan and MTN operate in major urban centres; Kabul and provincial capitals usually have usable 3G or 4G in central districts. Remote valleys, unpaved routes and areas affected by conflict can leave you without signal for long stretches. Check the network list above for Afghanistan before you fly; it shows what is available right now, including options such as Roshan, Afghan Wireless.
Prepaid SIMs are sold at operator shops and some markets; registration with ID is required and the process can take longer than in tourist hubs. A local number is useful for calls within the country, though many visitors pair it with a separate data plan. That still makes sense if you will live in Kabul for months and need local calls. For a holiday or short work trip, most people only need data — and NXTL gives you that without the desk stop: install at home, keep your usual number for calls and bank texts, pay only for the gigabytes you use.
There is no complicated Afghanistan-only product to learn. NXTL is one global eSIM: the same profile you might use elsewhere works here on Roshan, Afghan Wireless when listed. Land, turn data on, and go — rates for Afghanistan are shown live on this page because they can change.
If Afghanistan is one stop on a longer route, NXTL is built for that. Use data around Kabul and Herat, then keep the same balance wherever NXTL has coverage next. You are not locked into a single-country tourist pack.
Power cuts and busy evening networks are common in Kabul, so travellers often keep a second way to reach local contacts when the mobile network slows. NXTL is built for that kind of Afghanistan trip: data when you need it, without buying a new pack for every change of plan.