Give each stop enough time
Algiers, Oran and Constantine can be bases for separate stays. For a short first visit, choose a main base and add another only if transport time allows it. Constantine’s tourism authority lists visitor sites to help prepare a programme. Avoid adding tightly timed visits around a transfer whose schedule has not been confirmed. constantine.mta.gov.dz
Prepare arrivals and contacts
Save the accommodation address, a nearby landmark and your host’s number. Confirm meetings before travelling and keep reservation copies. For a family stay, store useful contacts both on the phone and somewhere accessible without data. If you need ordinary phone calls, check them separately: a data offer does not automatically include a local number.
Check DZ even on a regional plan
Compare Algeria coverage, data and validity. A range called Africa, Maghreb or World does not guarantee that every product includes DZ. If the trip also includes France, add both countries to search. Treat partial results as alternatives to examine, not proof of complete coverage.
Plan everyday usage
Messages, navigation and photo sharing may suit a visit-focused stay. Laptop tethering and video change the data requirement more substantially. Check usual usage before choosing. Download maps and keep key documents offline: a country appearing in coverage does not mean reception throughout its entire territory.