Have you tried calling Verizon? They may be able to offer you something anyway. Or you can find out what the real situation is by talking to a live person.
Verizon Broadband tech Support
1-800-567-6789
24 hrs
They should be able to transfer you over to someone in new services.
You do NOT need to get a landline phone for the DSL Broadband. It's called stand alone, "Dry Loop" DSL. If they try to talk you into having landline phone service (and you don't want it, you can tell them you have a cell phone.