Calls from (028) 94583 XXX — Northern Ireland
Block (028) 94583 XXX is allocated by Ofcom to TGL Services (UK) Ltd, on the Northern Ireland exchange (allocated 2025).
(028) 94583 XXX is a number block in Northern Ireland, an area with a population of approximately 1,880,000. Standard landlines in this area use the format 028 9458 3123, with the first part being the dialling code and the rest being the local number.
This block — (028) 94583 XXX — was allocated by Ofcom to TGL Services (UK) Ltd in 2025. TGL Services (UK) Ltd either operates the numbers directly or sub-allocates them to resellers and downstream carriers, which is why a single (028) 94583 XXX prefix can be used by many different organisations. You can verify any allocation against Ofcom's National Telephone Numbering Plan, which is updated weekly.
Energy-rebate and 'green grant' scams have been linked to UK landline blocks like (028) 94583 XXX. The caller claims you're eligible for a government rebate or smart-meter grant and pressures you into giving bank details to receive it. Real government rebates apply to your bill automatically — no outbound call is needed.
If a (028) 94583 XXX number called you and you're not sure who it was, the safest steps are: don't return the call until you've verified it (search the full number online first), don't share personal or financial details, and register the number with the Telephone Preference Service (TPS) if it's a marketing call. Persistent unwanted calls can be reported to Ofcom and the ICO. To block a specific number on most UK mobiles and landlines, you can also enable network-level call screening through your provider.
FAQs about (028) 94583 XXX
Is (028) 94583 XXX a real UK phone number?
Yes. (028) 94583 XXX is part of an Ofcom-allocated UK number block — any number starting with that prefix is a real, dialable UK number assigned by Ofcom to TGL Services (UK) Ltd for use on the UK public telephone network.
Who owns the (028) 94583 XXX number block?
(028) 94583 XXX is currently allocated to TGL Services (UK) Ltd in Ofcom's National Telephone Numbering Plan. The allocated carrier may operate the numbers directly or sub-allocate them to downstream resellers — both arrangements are normal under UK telecoms rules.
Where is a (028) 94583 XXX number based?
(028) 94583 XXX is associated with Northern Ireland. UK geographic numbers historically indicated the location of the line, although VoIP services and number-portability rules mean a (028) 94583 XXX number can technically be used anywhere a CP routes it. For most UK landlines the geographic match still holds.
How do I block calls from (028) 94583 XXX?
On most UK smartphones, open the recent-calls list, tap the number, and choose 'Block this caller'. UK landlines from BT, Sky, TalkTalk and Virgin Media include free 'BT Call Protect'-style screening you can enable in your provider's app. You can also register your number with the Telephone Preference Service (TPS) at tpsonline.org.uk to opt out of legitimate UK marketing calls.
Other blocks in (028)
Try a different block within the same UK area code:
