Manx Utilities says its lines have been very busy after "a potential burst" in Douglas.
The properties affected are reported to be in Cronk Y Berry/Glen Park, Governors Hill and Williston.
Manx Utilities said engineers are investigating and updates will be provided as soon as possible.
A company spokesman added: "Our lines are very busy and we apologise if you cannot get through".
TT footbridge construction to close road
Part of the TT course will shut tomorrow while a footbridge is installed.
Police name biker who died in Ballamodha crash
Police say a motorcyclist has died after a crash earlier this week.
Peel cars return home
There's a chance to see two of the world's smallest production cars, which have returned home this weekend.
Benefits claimant abused staff
A man frustrated over his benefits claim subjected government staff to a barrage of abuse.
Euro game road closures approved
North Quay in Douglas will be closed for the home nations football matches during this year's Euros.
Whale and Dolphin watching event on Sunday
A wildlife charity is holding its first spotting event of the year this weekend.
Northern lights a possibility this weekend
The Island could be in for a Bank holiday aurora show this weekend.
Can we use the UK NHS app?
Questions about the UK's NHS mobile app will be raised in the House of Keys next week.
