Find phone numbers

I am looking for a freelancer to help me find business phone numbers on a national level. The ideal candidate should have experience in data mining and be able to provide the phone numbers in an Excel spreadsheet format. The project involves searching through various sources to gather the phone numbers and ensuring their accuracy.

Key Requirements:
- Experience in data mining
- Ability to provide phone numbers in an Excel spreadsheet format
- Attention to detail to ensure accuracy
- Knowledge of national business directories and sources

Skills:
- Data mining
- Excel proficiency
- Attention to detail
- Research skills

Deliverables:
- Excel spreadsheet with accurate business phone numbers on a national level.