It’s a good practice for each of your team members to have their own personal business phone numbers. There are many reasons why they shouldn’t use their personal cell phone number for business, so you’ll want to give them their own phone number through your VoIP provider or phone system.
Softphones are perfect for the pandemic because using one means your employees can simply boot up their laptop or mobile device, install the softphone, strap on a headset, and they're good to go. Theoretically.

Greetings. You’ve reached the office of [Name]. I’m either out of the office or gone for the day. However, your call is extremely import to me, so I’d appreciate it if you’d leave your message, along with your contact information, at the sound of the beep. Thank you for your call.
Vonage originally was known for its residential consumer offering that disrupted the telecom landline marketplace. However, Vonage also offers a small business phone service. Vonage is a publicly traded company (NYSE:VG) and according to recent investor presentations, their growth focus seems to be on midsize and enterprise businesses, with less emphasis on small business customers. Feature We Like: Simultaneous Ring which will simultaneously ring up to 5 other phones to reach you.