United Arab Emirates: Messages work, but calls can be blocked. Keep a cellular-call fallback and verify changed payment instructions separately.
Albania: Send both a map pin and written address, then get the time, total and payment method confirmed. Verify every number through an official source.
Argentina: Activate it before travel, keep your existing number after a SIM change, enable two-step verification and never share a registration code.
Austria: Verify the number through an official source, send the exact pin and local time, and wait for explicit confirmation. Never use it for emergencies.
Australia: Confirm each provider's contact method and retain your booking phone number. A data-only setup may not receive ordinary calls, SMS or bank verification codes.
Bosnia and Herzegovina: Verify changed payment or pickup instructions through the original booking channel and never share registration or banking codes in chat.
Barbados: Enable two-step verification and confirm changed pickup or payment instructions through a separately published contact before acting.
Bangladesh: Activate it before travel, keep the existing account number after changing SIMs and verify changed payment requests outside the chat.
Bulgaria: Keep your existing account when changing SIMs. Verify any changed booking or payment details through the original platform.
Bahrain: Verify changed payment or pickup details through an official contact and save critical confirmations outside the chat.
Bolivia: Activate it before travel, keep the existing number after a SIM change, enable two-step verification and never share a registration code.
Brazil: Keep your existing number and verify business contacts independently. Never share a login code or pay a newly supplied Pix key after an unexpected message.
Bahamas: Enable two-step verification and confirm changed pickup or payment instructions through a separately published contact before acting.
Canada: Keep your existing number and verify before departure. If a business unexpectedly requests payment or a one-time code, confirm through its published contact or booking platform.
Switzerland: Verify changed payment or pickup instructions through the original platform, and never share registration or banking codes in chat.
Chile: Keep your existing number, enable two-step verification and independently verify any new payment request or account detail.
Colombia: Keep your existing number and verify any changed payment request through the original booking channel before acting.
Costa Rica: Verify any changed payment or pickup request through the original booking channel or an independently found official number.
Cuba: Verify it before departure and keep the original account number after changing SIMs. Save every critical contact and contingency on paper because blackouts can disable data.
Czech Republic: Verify unexpected payment, identity or link requests through the original booking channel. Use +420 for Czech numbers and call 112 in an emergency.
Germany: Register before travel, enable two-step verification, and confirm changed payment or pickup instructions through a second official channel.
Dominican Republic: Set it up before departure, keep the original account number after changing SIMs, and verify changed payment or pickup details through a second published contact.
Ecuador: Ask for a pin plus written directions, but verify new payment details through an independently sourced contact before sending money or documents.
Egypt: Verify your number before departure. Text and voice notes are useful, but WhatsApp voice and video calls may be blocked or unreliable, so keep a calling fallback.
Spain: Keep the original account when changing SIMs and independently verify any changed payment or passport request.
Ethiopia: Set it up before departure. Keep calls, SMS and offline contact details as backups because internet access can be disrupted.
Fiji: Reconfirm weather-sensitive trips while connected, save the exact meeting point offline, and verify any unfamiliar business number through its official site before sharing documents.
United Kingdom: Keep your existing number. Verify unexpected business messages independently and never share a login code or move a booking payment because of a WhatsApp request.
Ghana: Verify it before departure and enable two-step verification. Confirm changed payment instructions by calling a previously trusted number.
Greece: Keep the registered number reachable in case reactivation is needed, and verify unexpected payment changes through an independent contact.
Guatemala: Save +502 5188-1819 for official tourist guidance, but independently verify changed payment details and call the proper emergency number for immediate danger.
Hong Kong: Verify changed payment or pickup instructions through the original booking channel and never share registration or banking codes in chat.
Croatia: Verify the number through the original booking channel. Never follow an unexpected payment or reverification link sent by a supposed property.
Indonesia: Verify numbers through an official channel, confirm prices and pickup details in writing, and never send an OTP or pay a surprise government fee from a message.
Israel: Use +972 without the domestic leading zero. Verify unexpected payment or emergency links through an official published channel.
India: Verify business numbers independently. Never share an OTP or UPI PIN, and keep important bookings in the original platform as well as the chat.
Italy: Keep payments and important booking changes on the original platform. Verify new links, bank details and identity requests independently.
Jamaica: Set it up before departure, keep the original account when changing SIMs, and verify changed payment or pickup details through a second published contact.
Jordan: Activate it before travel, keep the original account when changing SIMs, and verify unexpected payment changes through an independent channel.
Kenya: Verify it before travel and enable two-step verification. Confirm any changed payment, hotel or vehicle details through a previously trusted channel.
Kyrgyzstan: Keep the existing account when changing SIMs and independently verify any changed pickup point or payment detail.
Cambodia: Verify the number, confirm the complete price and meeting point in writing, and keep screenshots available offline.
Kazakhstan: Keep your existing account when changing SIMs, enable two-step verification and independently confirm any changed price, pickup point or payment detail.
Laos: Confirm the provider's preferred channel. Verify new payment requests independently and never share registration or banking codes.
Sri Lanka: Verify the number, confirm the full price and pickup point in writing, and keep screenshots available offline.
Morocco: Ask for the riad pin and nearest accessible gate before arrival, then screenshot both. Verify any changed payment request through the original booking channel.
Montenegro: Never cancel a protected booking or accept changed payment instructions solely through chat. Verify consequential changes through the original platform.
North Macedonia: Save +389 contacts before arrival and verify unexpected links through the original booking or a published number.
Maldives: Save verified contacts before flying and screenshot the confirmed jetty, time, fare and baggage terms in case reception drops at sea.
Mexico: Keep your original account when changing SIMs and independently verify changed payments, links or passport requests.
Malaysia: Verify changed payment or pickup instructions through the original platform, and never share registration or banking codes in chat.
Nigeria: Keep your existing number, enable two-step verification, and confirm any changed number or payment request through the original official channel.
Netherlands: Verify any unexpected payment request through a known number. Never share an SMS login code or assume a familiar name and photo prove who sent the message.
Nepal: Verify every business number, then screenshot pickup pins, permits and emergency contacts before leaving reliable coverage.
New Zealand: WhatsApp is not a universal local business channel. Confirm the number on the official site and keep bookings and meeting points available offline.
Oman: Keep the existing account when changing SIMs, and independently verify any changed pickup point or payment instruction.
Panama: Keep bookings on their original platform and verify unexpected links or deposits through the provider's published number.
Peru: Verify changed payment or pickup details through an official contact, and save critical confirmations outside the chat.
Pakistan: Keep your existing account when changing SIMs, enable two-step verification and verify unexpected payment changes independently.
Puerto Rico: Register before travel, enable two-step verification, and confirm changed pickup or payment details through a second contact published by the business.
Portugal: Verify unexpected payment or identity requests through the original booking channel. A WhatsApp profile or Portuguese number does not prove who is messaging.
Paraguay: Ask for an exact pin and written details, but independently verify changed payment information and call emergency services directly.
Qatar: Use messages and pins, keep regular calling as backup, and verify changed payment or pickup details independently.
Romania: Verify unexpected payment or rebooking requests through the original platform or an independently published number. Never share login codes.
Rwanda: Keep your existing account when changing SIMs, enable two-step verification, and verify changed payment instructions through an independent official channel.
Saudi Arabia: Messages work, but voice and video calls are restricted or unreliable. Keep a cellular-call fallback and verify changed payment instructions separately.
Singapore: Open business chats from an official site or booking. Verify unexpected payment requests elsewhere and never share an OTP or Singpass detail.
Slovenia: Verify changed payment or pickup instructions through the original booking channel, and never share registration or banking codes in chat.
Tajikistan: Activate it before departure, save key contacts and verify any changed payment request through an independent channel.
Turkey: Register before departure, enable two-step verification, and confirm changed pickup or payment details through a second official contact.
Tanzania: Keep your existing account when changing SIMs, enable two-step verification, and verify changed payment or pickup instructions outside the chat.
Uruguay: Verify changed payment or pickup details independently and save critical confirmations outside the chat.
Uzbekistan: Ask which messenger a contact monitors. Keep the original account number when changing SIMs and never share a verification code.
South Africa: Keep your existing account when changing SIMs, enable two-step verification, and independently verify changed payment or document requests.
