DialVia blog
Who do you need to call?
Step-by-step guides for reaching banks, government offices, airlines and more from abroad, with the numbers that actually work.
Banks and cards
How to Call BancoPosta (Poste Italiane) From Abroad- How to Call UniCredit From Abroad
- How to Call Intesa Sanpaolo From Abroad
- How to Call Italian Banks From Abroad (Intesa Sanpaolo, UniCredit, BancoPosta)
How to Call Crédit Agricole From Abroad (There's No Single National Number)- How to Call Société Générale From Abroad
- How to Call BNP Paribas From Abroad
- How to Call French Banks From Abroad (BNP Paribas, Société Générale, Crédit Agricole)
How to Call US Banks From Abroad (Chase, Bank of America, Wells Fargo, Citibank)- How to Call Citibank From Abroad
How to Call NAB From Abroad- How to Call ANZ From Abroad
- How to Call Westpac From Abroad
- How to Call Commonwealth Bank From Abroad
- How to Call Australian Banks From Abroad (CommBank, Westpac, ANZ, NAB)
How to Call HSBC From Abroad- How to Call Barclays From Abroad
- How to Call NatWest From Abroad
- How to Call Lloyds Bank From Abroad
- How to Call UK Banks From Abroad (Barclays, HSBC, Lloyds, NatWest)
How to Contact N26 From Abroad (There's No Phone Number, Here's What Works)- How to Call DKB (Deutsche Kreditbank) From Abroad
- How to Call Commerzbank From Abroad
- How to Call Deutsche Bank From Abroad
- How to Call German Banks (Deutsche Bank, Commerzbank, DKB, N26) From Abroad
How to Call Pakistani Banks (HBL & UBL) from Abroad
How to Call Indian Banks (SBI, HDFC, ICICI) from Abroad- How to Call American Express From Overseas
- How to Call Wells Fargo From Outside the US
- How to Call Bank of America From Abroad When Your Card Is Locked
- How Expats In Dubai Can Call UK Banks Without Massive Fees
- Best Browser Apps For Expats In Spain To Call UK Banks Securely
- How To Call Chase When Out Of The Country?
- What’s The Best Tool To Call Banks From Abroad?
Government and tax
- Renewing an Italian Passport From Abroad (There's No Central Number)
- How to Call INPS (Italian Social Security) From Abroad
- How to Call the Agenzia delle Entrate (Italian Tax Agency) From Abroad
- How to Call Italian Government Offices From Abroad (Taxes, INPS, Passports)
- How to Renew a French Passport From Abroad (There's No Single Number)
- How to Call CAF From Abroad (There's No Clearly Confirmed Number)
- How to Call French Taxes From Abroad (Non-Resident Service)
- How to Call French Government Offices From Abroad (Taxes, CAF, Passports)
- How to Call US Passport Services From Abroad
- How to Call Social Security From Abroad
- How to Call US Government Offices From Abroad (IRS, Social Security, Passport Services)
- How to Call the IRS From Abroad
- How to Call the Australian Passport Office From Abroad
- How to Call Centrelink From Abroad
- How to Call the ATO From Abroad
- How to Call Australian Government Offices From Abroad (ATO, Centrelink, Passport Office)
- How to Call HMRC From Abroad
- How to Call HM Passport Office From Abroad
- How to Call the DVLA From Abroad
- How to Call UK Government Offices From Abroad (HMRC, DVLA, Passport Office)
- How to Call Deutsche Rentenversicherung (German Pension Insurance) From Abroad
- How to Call the Bundesagentur für Arbeit (German Employment Agency) From Abroad
- How to Call the Finanzamt (German Tax Office) From Abroad
- How to Call German Government Offices From Abroad (Finanzamt, Arbeitsagentur, Rentenversicherung)
- How to Contact Indian Passport Services (Passport Seva & Embassy) from Abroad
- How to Call NADRA from Abroad (NICOP, CNIC & Passport Help)
- How To Call US Immigration Hotlines From Overseas As An Expat
- How Consultants Can Call International Government Hotlines Securely
- What Number Is 0300 200 3300?
- How Do I Contact The UK Foreign Office?
- How To Call Government Offices From Abroad?
- How Expats Can Call the UK Home Office from Abroad
Health and insurance
- Does French Health Insurance Cover You When You're Traveling Abroad?
- How to Call Assurance Maladie (CPAM) From Abroad
- How to Call French Healthcare and Insurance Services From Abroad
- How to Call Medicare From Abroad
- Does Medicare Cover You When You're Traveling Outside the US?
- How to Call US Medicare-Related Services From Abroad
- How to Call About Medicare Reciprocal Health Care Agreements From Abroad
- How to Call Medicare From Abroad
- How to Call Medicare-Related Services From Abroad
- How to Call About an Immigration Health Surcharge Refund From Abroad
- How to Call NHS Overseas Healthcare Services From Abroad (S1, GHIC)
- Can You Call NHS 111 From Abroad? (No, Here's What Actually Works)
- How to Call NHS-Related Services From Abroad (What Actually Works)
- How to Call Barmer From Abroad
- How to Call AOK From Abroad (There's No Single Number)
- How to Call TK (Techniker Krankenkasse) From Abroad
- How to Call German Health Insurance Providers From Abroad (TK, AOK, Barmer)
Phone providers
- How to Call Free Mobile From Abroad
- How to Call SFR From Abroad (There's No Clearly Confirmed Number)
- How to Call Orange From Abroad
- How to Call French Telecom Providers From Abroad (Orange, SFR, Free Mobile)
- How to Call AT&T From Abroad (There's No Clearly Confirmed Number)
- How to Call T-Mobile From Abroad
- How to Call Verizon From Abroad
- How to Call US Telecom Providers From Abroad (Verizon, AT&T, T-Mobile)
- How to Call TPG From Abroad
- How to Call Optus From Abroad
- How to Call Telstra From Abroad
- How to Call Australian Telecom Providers From Abroad (Telstra, Optus, TPG)
- How to Call Three UK From Abroad
- How to Call EE From Abroad
- How to Call Vodafone UK From Abroad
- How to Call BT From Abroad
- How to Call UK Telecom Providers From Abroad (BT, Vodafone, EE, Three)
- How to Call Deutsche Telekom From Abroad (Their Own Hotline Often Doesn't Work)
- How to Call O2 Germany From Abroad
- How to Call Vodafone Germany From Abroad
- How to Call German Telecom Providers From Abroad (Deutsche Telekom, Vodafone, O2)
Airlines
- How to Call Transavia From Abroad
- How to Call Air France From Abroad
- How to Call French Airlines From Abroad (Air France, Transavia)
- How to Call United Airlines From Outside the US
- How to Call US Airlines From Abroad (American, Delta, United)
- How to Call Jetstar From Abroad (There's No Clearly Confirmed Number)
- How to Call Qantas From Abroad (There's No Single Confirmed Number)
- How to Call Virgin Australia From Abroad
- How to Call Australian Airlines From Abroad (Qantas, Jetstar, Virgin Australia)
- How to Call Lufthansa From Abroad (There's No Clearly Published Number)
- How to Call Eurowings From Abroad
- How to Call German Airlines (Lufthansa, Eurowings) From Abroad
- How to Call British Airways From Outside the UK
- How to Call Delta From Abroad
- How to Call American Airlines From Outside the US
- Why Airline Toll-Free Numbers Do Not Work Internationally
- How to Call an Airline From Abroad When You Need to Change a Flight
Calling tips and privacy
- How Browser Calling Works: Calling Real Phone Numbers Online (2026)
- What's the Fastest Way to Set Up an International VoIP Call?
- Best Skype Alternative in 2026: Teams, Google Voice, Viber & DialVia Compared
- Calling US Toll-free Numbers From Europe As A Small Business Owner
- How To Keep Caller ID Private When Calling Clients Abroad
- How Remote Workers In Bali Can Securely Call UK Clients
- How To Call US Customer Service From Dubai Without Roaming Fees
- How To Call International Anonymously?
- Does *67 Work When Calling Internationally?
- How To Keep My Real Number Private When Calling Internationally?
- Can I Use My Browser to Make Secure Calls to Other Countries Without Revealing My Real Number?
- Are There Any Secure, Browser-Based Services for International Calls?
- How to Make an International Call on Dialvia
- Is There a Way to Make International Calls Online with Caller ID Masking?
- Which Service Lets Me Call Abroad Securely Without Installing an App?