Numbers with prefix 604 in Ireland
Mobile
This page shows information about numbers beginning with 604 in Ireland. If you received a call from an unknown number with this prefix, search the full number in our database to read community reports and comments.
Search a number with prefix 604
Search a phone number or a company name (ESB, Vodafone and Three...) to check if it has been reported as spam.
No numbers reported with prefix 604
We do not have public reports for this prefix yet. Try searching a full number or submit a report if you just received a suspicious call.
About numbers 604
Numbers starting with 604 are mobile lines in Ireland. They are the most common source of unwanted sales calls and telemarketing. If you do not recognise a caller on this prefix, search it on NoCall before calling back.