Revealing all cell subscriber info: region, current location and New Generation Phone Number Lookup. Temporary phone number for verification code. Please do not use such a Most websites that require phone number verification have a limit on how often you can use a phone. LADWP (Los Angeles Department of Water & Power) is an American water infrastructure and electricity supply services. Some us phone numbers last for several months, others only a few days. Our goal is give you information about the people behind the phone numbers calling you, because we totally believe in transparency. Every day we add new temporary phone numbers and delete Inactive Numbers. Operator and region of a phone number. For Business users: To find a customer service phone number in your country, please click a region and find your country. LADWP Customer Service is available to both residential &commercial customers.